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abdominal

abdominal

abdominal Sentence Examples

  • Difference of opinion as to the nature of the abdominal appendages pre vails.

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  • The larvae have the three pairs of legs well developed, and the hinder abdominal segments swollen.

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  • The fourth abdominal segment is often very large, and forms the greater part of the hind-body; this segment is markedly constricted at its basal (forward) end, where it is embraced by the small third segment.

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  • The male opening is on the ninth abdominal segment, to which belong the processes that form the claspers or genital armature.

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  • n, First Abdominal Segment.

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  • n, First Abdominal Segment.

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  • as there is a break ab, Abdominal ganglion.

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  • On account of the great extension of the metathorax and the haunches of the large hindlegs, the first abdominal sternite is wanting, and the second is - the stylets.

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  • abdominal segment;.

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  • On account of the great extension of the metathorax and the haunches of the large hindlegs, the first abdominal sternite is wanting, and the second is - the stylets.

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  • In Hemiptera only eleven and in Collembola only yolk, and that the mesenteric epithelium becomes reinforced by six abdominal segments have been detected.

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  • ab, Abdominal ganglion or site pe, The right pedal nerve.

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  • - This is an important tribe of beetles, including families with four malpighian tubes and only five or six abdominal sterna, while in the thorax there is a backwardly directed process of the prosternum that fits into a mesosternal cavity.

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  • The nervous system is remarkably concentrated in some beetles, the abdominal ganglia showing a tendency to become shifted forward and crowded together, and in certain chafers all the thoracic and abdominal ganglia are fused into a single nervecentre situated in the thorax, - a degree of specialization only matched in the insectan class among the Hemiptera and some muscid flies.

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  • The young insect resembles its parent in most points, but the head is disproportionately large; the anterior abdominal spiracles are on the second segment instead of on the first, and the foot has only a single segment.

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  • From this point backwards the successive abdominal segments, as far as the seventh or eighth, can be readily made out.

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  • For the appreciation of the sounds made by these stridulators, the ants are furnished with delicate organs of hearing (chordotonal organs) in the head, in the three thoracic and two of the abdominal segments and in the shins of the legs.

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  • The insects of this order have mandibles adapted for biting, and two pairs of membranous wings are usually present; the first abdominal segment (propodeum) becomes closely associated with the fore-body (thorax), of which it appears to form a part.

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  • They may be distinguished from the Malacodermata by the presence of only five or six abdominal sterna, while six malpighian tubes are present in some of the families.

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  • The female is a segmented, wormlike creature, spending her whole life within the body of the bee, wasp or bug on which she is parasitic. One end of her body protrudes from between two of the abdominal segments of the host; it has been a subject of dispute whether this protruded end is the head or the tail, but there can be little doubt that it is the latter.

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  • Abdominal ganglion at the extremity of the twisted visceral " loop."

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  • - Hinder Abdominal Segment and Ovipositor of Female Cockroach.

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  • The peculiar form and arrangement of the anterior abdominal segments have already been described.

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  • In many of those ants whose third abdominal segment forms a second " node," the basal dorsal region of the fourth segment is traversed by a large number of very fine transverse striations; over these the sharp hinder edge of the third segment can be scraped to and fro, and the result is a stridulating organ which gives rise to a note of very high pitch.

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  • The hinder abdominal segments and the stings of the queens and workers resemble those of other stinging Hymenoptera.

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  • In these ants the difference between the large, heavy, winged males and females, and the small, long-legged, active workers, is so great, that various forms of the same species have been often referred to distinct genera; in Eciton, for example, the female has a single petiolate abdominal segment, the worker two.

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  • The euthyneurous visceral loop is long, and presents only one ganglion (in Aplysia camelus, but two distinct ganglia joined to one another in Aplysia hybrida of the English coast), placed at its extreme limit, representing both the right and left visceral ganglia and the third or abdominal ganglion, which are so often separately present.

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  • In some cases, however, it can be shown that the cerci really belong to an eleventh abdominal segment which usually becomes fused with the tenth.

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  • Their abdominal bones are like those of the marsupials; and they are furnished with pouches for their young, but have no teats, the milk being distilled into their pouches from the mammary glands.

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  • The left hepatica magna receives also the umbilical vein, which persists on the visceral surface of the abdominal wall, often anastomosing with the epigastric veins.

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  • In male beetles, however, the two pairs of genital processes (paramera) belonging to the ninth abdominal segment are always present, though sometimes reduced.

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  • The well-known "fire-flies" of the tropics are large click-beetles (Elateridae), that emit light from paired spots on the prothorax and from the base of the ventral abdominal region.

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  • Lameere's classification is founded on the number of abdominal sterna, the nervuration of the wings, the number of malpighian tubules (whether four or six) and other structural characters.

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  • Paired processes on the eighth and ninth abdominal segments may be specialized as external organs of reproduction, but these are probably not appendages.

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  • The female genital opening usually lies in front of the eighth abdominal segment, the male duct opens on the ninth.

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  • The vagina usually opens in front of the eighth abdominal sternite.

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  • s Abdominal Segments and i Appendages.

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  • sp, Abdominal ganglion which represents also the supra-intestinal ganglion of Streptoneura and gives off the nerve to the osphradium (olfactory organ) o, and another to an unlettered socalled " genital " ganglion.

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  • In some embryos there is but a single pair of these rudiments (or vestiges) situate on the first abdominal segment, and in some cases they become invaginations of a glandular nature.

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  • There are five pairs of larger sacs belonging to the pulmonary system: - (1) prebronchial or cervical, extending sometimes far up the neck, even into the cranial cavities; the throat-bags of the prairie fowls (Cupidonia and Pedioecetes) are a further development; (2) subbronchial or interclavicular; (3 and 4) anterior and posterior thoracic or intermediate; (5) abdominal sacs.

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  • The ejaculatory duct which opens on the ninth abdominal sternum in the adult male arises in the tenth abdominal embryonic segment and subsequently moves forward.

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  • This type of active, armoured larva - of ten bearing conspicuous feelers on the head and long jointed cercopods on the tenth abdominal segment - was styled campodeiform by F.

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  • Primitively (?) wingless Hexapods with cumacean mandibles, distinct maxillulae, and locomotor abdominal appendages.

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  • Thysanura (Bristle-tails): with ten abdominal segments; number of abdominal appendages variable.

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  • Collembola (Spring-tails): with six abdominal segments; appendages of the first forming an adherent ventral tube, those of the third a minute " catch," those of the fourth (fused basally) a " spring."

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  • No locomotor abdominal appendages.

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  • Aquatic larvae with distinct maxillulae, breathing dissolved air by abdominal tracheal gills.

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  • Prominent, unjointed cerci, male with genital armature on second abdominal segment.

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  • No locomotor abdominal appendages (except in certain larvae).

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  • Larvae eruciform, with rarely more than five pairs of abdominal prolegs.

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  • First abdominal segment united to metathorax.

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  • Larva eruciform, with seven or eight pairs of abdominal prolegs, or entirely legless.

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  • Larvae caterpillars with thoracic legs and abdominal prolegs.

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  • A remarkable fossil from the Scottish Coal-measures (Lithomantis) had apparently small wing-like structures on the prothorax, and in allied genera small veined outgrowths - like tracheal gills - occurred on the abdominal segments.

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  • They differ from other Endopterygota in the multiplication of their Malpighian tubes, and from all other Hexapoda in the union of the first abdominal segment with the thorax.

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  • SPIDERS, the common English name of Arachnida of the order Araneae, resembling the Pedipalpi in many structural points, but differing from them as well as from all other Arachnida in retaining short abdominal appendages known from their silk-manipulating function as spinnerets or spinning mamillae, with which are associated silk glands.

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  • Others again, like Gasteracantha and Acrosoma, belonging to the Argyopidae, are armed with sharp and strong abdominal spines, and these spiders are hard-shelled like beetles and are spotted with black on a reddish or yellow ground, their spines shining with steel-blue lustre.

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  • The dorsal skeletal elements of the thorax and of the anterior six abdominal segments unite with the wing-cases to form a large respiratory chamber, containing five pairs of tracheal gills, with lateral slits for the inflow and a posterior orifice for the outflow of water.

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  • For the diseases of the stomach in general see Digestive Organs; and for special forms Gastritis, Gastric Ulcer, Dyspepsia, &C.; also Abdomen (Abdominal Surgery).

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  • In the case of the squamous epithelial cancer of the anterior abdominal wall found so frequently in the natives of Kashmir, the position of the cancer is peculiar to this people, and is due to the chronic irritation following on repeated burns from using the " kangri " - a small earthenware vessel containing a charcoal fire enclosed in basket-work, and suspended round the waist, to assist in maintaining warmth in the extreme cold of the hills of Kashmir.

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  • The increased flow of lymph is due to the increased pressure in the abdominal capillaries.

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  • In the treatment of effusions into the pleura and, though with less advantage, of pericardial effusions, direct mechanical interference was practised by one physician and another, till these means of attaining rapid and complete cure took their places as indispensable, and were extended from thoracic diseases to those of the abdominal and other inner parts formerly beyond the reach of direct therapeutics.

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  • In the department of abdominal disease progress has been made, not only in this enormous extension of means of cure by operative methods, but also in the verification of diagnosis.

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  • Males and females are like each other in size, but may be distinguished by the difference in the number of visible abdominal segments, the male having nine and the female seven.

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  • The larvae of species belonging to the Culicinae have a prominent breathing tube, or respiratory siphon, on the penultimate (eighth) abdominal segment, and when taking in air hang head downwards (often nearly vertically) from the surface film.

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  • They have a cylindrical rigid body, covered with generally smooth and polished scales; a short strong tail; a short rounded or pointed head with narrow mouth; teeth few in number; small or rudimentary eyes; no abdominal scutes or only narrow ones.

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  • To admit of the free inflow and outflow of currents of water necessary for respiration, which is effected by means of filamentous abdominal tracheal gills, the two ends of the tube are open.

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  • The teats are usually few, and inguinal, but may be numerous and abdominal (as in Suina), although they are never solely pectoral.

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  • the close union of the foremost abdominal segment (fig.

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  • The union of the first abdominal segment with the metathorax has been 8 FIG.

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  • H, Head; 1, 2, 3, the thoracic segments; i., ii., the first and second abdominal segments; i., being the propodeum.

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  • The second (so-called " first ") abdominal segment is often very constricted, forming the " waist " so characteristic of wasps and ants for example.

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  • The right sheath C (outer process of the ninth abdominal segment-9) is shown in connexion with the guide B formed by the inner processes of the 9th segment.

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  • The stylet A (process of the 8th abdominal segment-8) is turned over to show its groove a, which works along the tongue or rail b.

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  • These processes are not altogether homologous with those of the ovipositor, being formed by inner and outer lobes of a pair of structures on the ninth abdominal segment.

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  • But the most natural division is obtained by the separation of the saw-flies as a primitive sub-order, characterized by the imperfect union of the first abdominal segment with the thorax, and by the broad base of the abdomen, so that there is no median constriction or " waist," and by the presence of thoracic legs - usually also of abdominal pro-legs - in the larva.

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  • The Tenthredinidae, or true saw-flies, are distinguished by two spines on each fore-shin, while the larvae are usually caterpillars, with three pairs of thoracic legs, and from six to eight pairs of abdominal prolegs, the latter not possessing the hooks found on the pro-legs of lepidopterous caterpillars.

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  • Only three or four abdominal segments are visible, the hinder segments being slender and retracted to form a telescope-like tube in which the ovipositor lies.

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  • Eleven abdominal segments can be recognized, at least in the early stages; as the adult condition is reached, the hinder segments become reduced or modified in connexion with the external reproductive organs, and show, in some male Hemiptera, a marked asymmetry.

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  • The typical insectan ovipositor with its three pairs of processes, one pair belonging to the eighth and two pairs to the ninth abdominal segment, can be distinguished in the female.

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  • In the adult there is a pair of such glands opening ventrally on the hindmost thoracic segment, or at the base of the abdomen; but in the young insect the glands are situated dorsally and open to the exterior on a variable number of the abdominal terga.

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  • of the abdominal pleura) which when pressed together form a tube whose point can pierce the surface film and convey air to the hindmost spiracles which are alone functional in the adult.

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  • the Pentatomidae, bristle-bearing tubercles on the legs are scraped across a set of fine striations on the abdominal sterna.

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  • The hinder abdominal segments in the male show a curious asymmetrical arrangement, the sixth segment bearing on its upper side a small stalked plate (strigil) of unknown function, furnished with rows of teeth.

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  • Teats either few and inguinal, or numerous and abdominal.

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  • This method is often resorted to in the case of infants or young children suffering from abdominal or other forms of tuberculosis.

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  • A caustic taste in the mouth is quickly followed by burning abdominal pain, vomiting and diarrhoea, with a feeble pulse and a cold clammy skin; the post-mortem appearances are those of acute gastrointestinal irritation.

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  • Forward from the head extends a long ramified appendage described as the " frontal shrub," backward from the fourth abdominal segment of the male spreads a fin-like expansion which is unique.

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  • jecur), in anatomy, a large reddish-brown digestive gland situated in the upper and right part of the abdominal cavity.

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  • The anterior surface is in contact with the diaphragm and the anterior abdominal wall.

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  • Sometimes the left lobe stretches as far as the left abdominal wall, but more often it ends below the apex of the heart, which is 3 in.

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  • The cyst should be treated like a liver-abscess, by incision through the abdominal or thoracic wall, by circumferential suturing and by exploration and drainage.

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  • The peritoneal surfaces in the region of the liver should then be wiped clean, and the abdominal wound closed, except for the passage through it of a gauze drain.

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  • Abscess in the gall-bladder being suspected, an incision should be made down to it, and, its covering having been stitched to the abdominal wall, the gall-bladder should be opened and drained.

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  • If before opening the gall-bladder the surface is stitched to the deepest part of the abdominal wound, the biliary fistula left as the result of the opening of the abscess will close in due course.

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  • Sometimes a gall-stone which has found its way into the intestine is large enough to block the bowel and give rise to intestinal obstruction which demands abdominal section.

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  • The tenth abdominal segment carries a pair of jointed cerci which are often elongate, and the feelers are always long, while the jaws are usually feeble and membranous, though the typical parts of a mandibulate mouth are present - mandibles, maxillae with inner and outer lobes and palps, and second maxillae (labium) whose lacinae are not fused to form a ligula.

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  • A remarkable point in the Plecoptera is the presence in some forms (Pteronarcys) of small branching gills on the three thoracic and the front abdominal segments.

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  • A remarkable feature is the frequent concrescence of mesothorax and metathorax and in some cases, even, their fusion with the anterior abdominal segments.

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  • So in some respects is the lifehistory, with a true larval preparatory stage, unlike the parent form, and living an aquatic life, breathing dissolved air by means of a paired series of abdominal tracheal gills.

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  • The tenth abdominal segment carries strong, unjointed cerci, while the presence of reproductive armature on the second abdominal segment of the male is a character found in no other order of the Hexapoda.

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  • Structurally the Neuroptera are distinguished by elongate feelers, a large, free prothorax, a labium with the inner lobes of the second maxillae fused together to form a median ligula, membranous, net-veined wings without hairy covering, those of the two pairs being usually alike, the absence of abdominal cerci, and the presence of six or eight Malpighian tubes.

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  • They may be distinguished from the Neuroptera by the elongation of the head into a beak, the small prothorax, the narrow, elongate wings with predominantly longitudinal neuration, the presence of abdominal cerci and the cruciform larva.

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  • The round ligament is a cord of unstriped muscle which runs from the lateral angle of its own side of the uterus forward to the internal abdominal ring, and so through the inguinal canal to the upper part of the labium majus.

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  • There are usually three small ganglia on the course of this visceral commissure, namely, the right and left visceral ganglia and the abdominal.

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  • The testes are inguinal or abdominal.

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  • The teats vary in number from a single abdominal pair in the guinea-pig to six thoracico-abdominal pairs in the rats; while in the Octodontidae and Capromyidae they are placed high up on the sides of the body.

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  • The testes are permanently abdominal.

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  • jaws under Hexapoda); in the presence of a large number of excretory (Malpighian) tubes; in the firm texture of the forewings; in the presence of appendages (cerci) on the tenth abdominal segment; and in the absence of a metamorphosis, the young insect after hatching closely resembling the parent.

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  • The Acridiidae have the feelers and the ovipositor relatively short, and possess only three tarsal segments; their ears are situated on the first abdominal segment and the males stridulate by scraping rows of pegs on the inner aspect of the hind thigh, over the sharp edges of the forewing nervures.

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  • The upper plumage generally is dark green, but the mantle and rump are crimson, as are a broad abdominal belt, the flanks and many crescentic markings on the otherwise yellow lower parts.

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  • There is a compound abdominal sternum.

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  • The larvae are aquatic, active, armed with strong sharp mandibles, and breathe by means of seven pairs of abdominal branchial filaments.

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  • Both in this species and the slow loris there is a pair of rudimentary abdominal teats in addition to the normal pectoral pair.

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  • Paired abdominal ribs are doubtful.

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  • - Abdominal Plate (worker of Apis), under side, third segment (magnified twenty times).

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  • Even in external view, careful inspection will show that the body is divisible into four regions, namely, cephalic, atrial, abdominal and caudal.

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  • The developing eggs are not carried about by the mother, but deposited in her subaqueous burrow, "where they are aerated by the currents of water produced by the abdominal feet of the parent."

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  • 1, ii.-ix.), accompanied by paired eversible sacs, probably respiratory in function - on eight (or fewer) other abdominal segments.

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  • Willem it appears that the viscid fluid which causes the adherence of the ventral tube is secreted by a pair of glands in the head whose ducts open into a superficial groove leading from the second maxillae backward to the tube on the first abdominal segment.

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  • The third abdominal segment usually carries a pair of short appendages whose basal segments are fused together; this is the "catch" (fig.

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  • 2, 7), whose function is to hold in place the "spring," which is formed by the fourth pair of abdominal appendages - also with fused basal segments.

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  • In most Collembola the spring appears to belong to the fifth abdominal somite, but Willem, by study of the muscles, has shown that it really belongs to the fourth.

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  • ii.-x, Appendages on 2nd to Toth abdominal segments.

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  • The eversible sacs on the abdominal segments are shown, some protruded and some retracted.

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  • These form a more powerful wave-bath, and in combination with intestinal irrigation, are used very successfully for the treatment of abdominal disorders.

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  • In some abdominal conditions, for instance, opium is still preferred by the majority of practitioners, though certainly not in gastric cases, where morphine gives the relief for which opium often increases the need, owing to the irritant action of some of its constituents.

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  • Taken in large doses nitrate of silver is a powerful poison, causing violent abdominal pain, vomiting and diarrhoea with the development of gastro-enteritis.

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  • - Abdominal Somite of a Lobster, separated and viewed from in front.

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  • Ab, abdominal somites.

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  • T, telson, having the uropods or appendages of the last abdominal somite spread out on either side of it, forming the " tail-fan."

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  • 14, third abdominal somite, with appendages or " swimmerets."

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  • It is highly characteristic of the Malacostraca, however, that the trunk-limbs are divided into two sharply defined tagmata corresponding to the thoracic and abdominal regions respectively, the limit between the two being marked by the position of the male genital openings.

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  • The thoracic limbs have the endopodites converted, as a rule, into more or less efficient walking-legs, and the exopodites are often lost, while the abdominal limbs more generally preserve the biramous form and are, in the more primitive types, natatory.

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  • 4) the abdominal appendages are constantly divided into an anterior group of three natatory " swimmerets " and a posterior group of three limbs used chiefly in jumping or in burrowing.

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  • In the Isopoda the respiratory function has been taken over by the abdominal appendages, both rami or only the inner becoming thin or flattened.

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  • In some of the terrestrial Isopoda or woodlice (Oniscoidea) the abdominal appendages have ramified tubular invaginations of the integument, filled with air and resembling the tracheae of insects.

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  • In addition, some of the appendages in the neighbourhood of the genital apertures may be modified for the purpose of transferring the genital products to the female, as, for instance, the first and second abdominal limbs in the Decapoda.

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  • Even in those which have most fully retained the primitive order of development, as in the Penaeidea and Euphausiidae, the last pair of abdominal appendages make their appearance in advance of those immediately in front of them.

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  • 14), the posterior five or six thoracic somites have their development greatly retarded, and are still represented by a short unsegmented region of the body at a time when the abdominal somites are fully formed and even carry appendages.

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  • - Hair coarse and brittle; upper canines of male very long; no tarsal or metatarsal glands or tufts; lateral metacarpals represented by their lower extremities; lateral hoofs very large; tail very short; naked portion of muzzle extensive; male with a large abdominal gland.

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  • From both birds and reptiles the class is distinguished, so far at any rate as existing forms are concerned, by the following features: the absence of a nucleus in the red corpuscles of the blood, which are nearly always circular in outline; the free suspension of the lungs in a thoracic cavity, separated from the abdominal cavity by a muscular partition, or diaphragm, which is the chief agent in inflating the lungs in respiration; the aorta, or main artery, forming but a single arch after leaving the heart, which curves over the left terminal division of the windpipe, or bronchus; the presence of more or fewer hairs on the skin and the absence of feathers; the greater development of the bridge, or commissure, connecting the two halves of the brain, which usually forms a complete corpus callosum, or displays an unusually large size of its anterior portion; the presence of a fully developed larynx at the upper end of the trachea or windpipe, accompanied by the absence of a syrinx, or expansion, near the lower end of the same; the circumstance that each half of the lower jaw (except perhaps at a very early stage of development) consists of a single piece articulating posteriorly with the squamosal element of the skull without the intervention of a separate quadrate bone; the absence of prefrontal bones in the skull; the presence of a pair of lateral knobs, or condyles (in place of a single median one), on the occipital aspect of the skull for articulation with the first vertebra; and, lastly, the very obvious character of the female being provided with milk-glands, by the secretion of which the young (produced, except in the very lowest group, alive and not by means of externally hatched eggs) are nourished for some time after birth.

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  • Among the common characters may be noted the possession of: (i) pectoral mammae; (2) abdominal testes; (3) a bifid apex of the heart; (4) bilophodont molars with a tendency to the formation of an additional lobe from the posterior part of the cingulum.

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  • Eleven somites follow these, forming the abdominal " tagma," giving thus 1 Embryological evidence of this is still wanting.

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  • Terminal telescoping of the abdominal somites and excalation may occur in the adult, reducing the obvious abdominal somites to as few as eight.

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  • the female on the seventh abdominal (seventeenth of the whole series) and the male on the ninth or ante-penultimate abdominal (nineteenth of the whole series).

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  • The appendages of the eighth and tenth abdominal somites are modified as gonapophyses.

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  • They appear to be serial equivalents (homogenous meromes) of the tracheal gills, which develop in a like position on the abdominal segments of some aquatic Hexapods.

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  • The exhausting pain, the serious haemorrhages, and the abdominal septicity associated with a repulsive odour and the absorption of toxic products, which are the chief and ultimately fatal symptoms of that disease, are all directly combated by the administration of oil of turpentine.

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  • The pelvic fins are abdominal in position, long and pointed in shape, and the pelvic bones are connected with the caracoids.

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  • Besides the private practice of his profession, he contributed largely to medical knowledge by the publication of several books, mainly on the anatomy of the pancreas and the abdominal viscera, by papers in the Proceedings of the Royal Society and in professional journals, and by editing for a time the Quarterly Medical Journal.

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  • In a younger stage of their development, however, the young are carried in a temporary abdominal pouch, to which they are transferred after hatching, and into which open the mammary glands.

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  • "plant-lice," "blight," and "green-fly," belonging to the homopterous division of the order Hemiptera, with long antennae and legs, two-jointed, two-clawed tarsi, and usually a pair of abdominal tubes through which a waxy secretion is exuded.

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  • The onset of the flu was abrupt with fever followed by vomiting, abdominal pain and profuse diarrhea.

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  • Reverse Abdominal Nose Panting expands the abdomen on the puff out.

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  • abdominal aortic aneurysm is about 50 per cent, even during operation.

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  • abdominal cavity may be filled with gas to give the surgeon a better view of the interior spaces.

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  • abdominal cramps, upset stomach, swelling at the injection site.

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  • abdominal distension, which he had put down to having a " beer belly " .

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  • abdominal pain, diarrhea, cramps, changes in bowel habits or even rectal bleeding.

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  • abdominal hysterectomy in the same way.

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  • People with a high risk of Diabetes Obese patients, especially abdominal obesity.

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  • There maybe a burning sensation in the stomach, the feeling of an 'empty stomach ' or even abdominal pain.

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  • Typical symptoms include abdominal bloating and soreness, gas, and alternating diarrhea and constipation.

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  • Preparation for the scan People having abdominal, pelvic, or brain scans may be given special instructions in advance about eating and drinking.

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  • Recently, my menstrual flow has changed and I am experiencing abdominal bloating and occasional tenderness.

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  • They also make an exceptional abdominal exercise tool to create powerful and rock hard abs.

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  • Although everyone covets sleek, toned abs, most consider abdominal training to be a real chore.

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  • alternatele Bowel Syndrome causes a wide range of symptoms including alternating constipation and diarrhea and abdominal cramping.

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  • secondary amyloidosis in ankylosing spondylitis: a systematic survey of 137 patients using abdominal fat aspiration.

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  • The risk of death from a ruptured abdominal aortic aneurysm is about 50 per cent, even during operation.

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  • CRD summary This review assessed elective endovascular aneurysm repair in the management of infrarenal abdominal aortic aneurysms.

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  • The abdominal aorta is the commonest site for a true aneurysm.

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  • The other abdominal appendages are much reduced or absent.

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  • Plain abdominal radiography in clinically suspected appendicitis: diagnostic yield, resource use and comparison with CT.

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  • This can happen as a result of a burst appendix, childbirth or abdominal surgery.

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  • appetite nausea and vomiting abdominal pain These symptoms last for around a week.

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  • asymptomatic abdominal aortic aneurysm: estimates from 500 screen detected cases.

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  • A nasogastric tube was inserted and this plain abdominal x-ray shows the ' double-bubble ' appearance of duodenal atresia.

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  • Apart from anterior abdominal contents, only early autolysis.

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  • bloating, gas and abdominal discomfort.

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  • bloating, abdominal cramps, back pain, fatigue, irritability, increased appetite, sugar cravings and depression.

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  • The most efficient breathing for singing and for speaking is a combination of abdominal and diaphragmatic breathing, or belly breathing.

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  • abdominal breathing inflates the lungs from the bottom up, allowing a much fuller breath.

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  • Findings The film shows calcification within the wall of the abdominal aorta.

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  • Obesity In people who are overweight, the fat in their abdominal cavity exerts more pressure on the stomach.

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  • chemotherapy infusion is given into the abdominal cavity through the catheter.

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  • In later pregnancy ultrasound assessment of the fetal abdominal circumference is the most sensitive predictor of fetal weight.

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  • cirrhosis results in jaundice, abdominal swelling and a propensity to bleed from dilated veins (varices) in the gullet and stomach.

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  • Symptom assessment - bowel function (stool frequency, stool consistency, blood in stool) abdominal pain (D ).

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  • constipated, many people can suffer from fatigue, bloating, distension, abdominal pain and even depression.

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  • cramping lower abdominal pains are the most common symptom.

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  • Symptoms include fever, headache, nausea, vomiting diarrhea and abdominal cramps.

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  • Doing abdominal crunches on the AB Revolutionizer is a perfect abdominal workout.

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  • cyclist fatality is crushing by left-turning goods vehicles, usually resulting in massive abdominal trauma.

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  • Humans - often severe with abdominal discomfort, diarrhea, vomiting, fever.

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  • Physical assessment will determine the presence or absence of bowel sounds, flatus, or abdominal distention.

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  • The most common adverse effects associated with itraconazole include dyspepsia, abdominal pain, nausea, and constipation.

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  • Abdomen characteristically humped with short appendages, except in males where the fourth pair of abdominal appendages are much elongated.

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  • The abdominal esophagus is supplied by branches of the left gastric artery and inferior phrenic artery.

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  • Patients were asked to record daily bowel movements, abdominal pain and bloating, straining and incomplete evacuation.

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  • fancy goldfish whose abdominal cavity is tightly packed.

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  • The usual symptoms of lactose intolerance include loose stools, intermittent abdominal distention, colic and excessive flatus after lactose ingestion.

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  • The famous " abdominal floaters ", more dangerous of which many imagine.

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  • While this air may cause the sensation of abdominal fullness, it should not be painful.

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  • During your assessment we will check your blood group and measure your height, weight and abdominal girth.

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  • Rarely worms invade the abdominal cavity, causing granulomas of the liver, ovary, kidney, spleen, and lung.

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  • Multi gyms... www.gymworld.co.uk Abdominal muscle exercises and abdominal oblique exercises.. .

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  • It accounts for 6% of all abdominal wall hernias.

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  • abdominal hysterectomy Four trials of 167 patients were included.

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  • An abdominal x-ray also revealed an apparent paralytic ileus.

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  • However, if a major perforation was detected, then the surgeon would perform an abdominal incision to repair the uterus.

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  • injected into the abdominal cavity.

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  • Some of these symptoms include jaundice, dark urine, nausea, vomiting, abdominal swelling, unusual weight gain, and abdominal pain.

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  • Indications for early mandatory laparotomy in abdominal stab wounds.

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  • We present a patient with a large colonic lipoma causing abdominal pain and altered bowel habit.

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  • Abdominal breathing inflates the lungs from the bottom up, allowing a much fuller breath.

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  • At post-mortem get enlarged lymph nodes (mesenteric and abdominal) and focal necrosis of the liver and spleen.

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  • In a 53 year old patient FDG-PET was performed after chemotherapy of an abdominal Non-Hodgkin lymphoma for evaluation of persistent tumor vitality.

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  • Most GISTs are asymptomatic but may cause abdominal pain or bleeding from ulceration of the overlying mucosa.

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  • Breathe in deeply by allowing your abdominal muscles to expand outwards.

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  • It refers to the strengthening of the abdominal musculature especially transversus abdominus and the deep spinal muscle lumbar multifidus.

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  • They can include: headache fever tiredness aching limbs loss of appetite nausea and vomiting abdominal pain These symptoms last for around a week.

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  • The aim of this study was to evaluate the significance and accuracy of laparoscopic resection of abdominal neuroblastoma.

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  • At post-mortem get enlarged lymph nodes (mesenteric and abdominal) and focal necrosis of the liver and spleen.

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  • old lady presented with a three month history of colicky lower abdominal pain and rectal bleeding.

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  • Breathe in deeply by allowing your abdominal muscles to expand outwards.

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  • overlieGISTs are asymptomatic but may cause abdominal pain or bleeding from ulceration of the overlying mucosa.

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  • Female pelvic organs Symptoms of painful periods Cramping lower abdominal pains are the most common symptom.

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  • The larvae or caterpillars have three pairs of thoracic (true) legs and several pairs of fleshy, abdominal prolegs.

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  • puppyere allergies were inflicted on husky puppies and cats were killed in invasive abdominal experiments.

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  • The next two weeks will deal with abdominal radiographs.

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  • radiographs in the diagnosis of abdominal pain.

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  • Where do you see the rapper Abdominal in five years time from now?

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  • Sharon has plenty of muscle - superb back and outstanding side chest and triceps shots - even an abdominal retraction.

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  • rupture of an abdominal aortic aneurysm.

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  • A diagnosis of splenic rupture should be considered in patients reporting left upper abdominal pain or shoulder tip pain.

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  • A needle is inserted through the mother's abdominal wall into the amniotic sac holding the baby.

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  • Most fistulas occurred secondary to abdominal surgery and a high proportion (53 %) occurred in association with inflammatory bowel disease.

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  • A central dark bans broadens at the back to cover the final abdominal segments.

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  • sensation of abdominal fullness, it should not be painful.

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  • splenic rupture should be considered in patients reporting left upper abdominal pain or shoulder tip pain.

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  • One patient has been described who developed abdominal striae after using wet wraps (Devillers et al., 2002 ).

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  • Later symptoms include watery diarrhea, abdominal pain, nausea, vomiting, a dry sore throat, & anorexia.

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  • Examination: Neck examination including thyroid; abdominal examination; rectal examination (OSCE ).

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  • It is usually an incidental finding, diagnosed by prenatal ultrasonography or as a palpable abdominal mass.

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  • abdominal ultrasonography showed swollen lymph nodes around the abdominal aorta.

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  • HAV infection may cause: nausea; loss of appetite; abdominal pain; and mild gastro-intestinal upset, followed by jaundice.

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  • HAV infection may cause: nausea; loss of appetite; abdominal pain; and mild gastro-intestinal upset, followed by jaundice.

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  • In sensitive individuals, this dye can produce allergic reactions, including urticaria, severe abdominal cramps and pain.

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  • Images concentrate on the bony landmarks and the major thoracic and abdominal viscera, the musculature and peripheral vasculature.

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  • Indeed surgically creating adhesions between adjacent viscera is an excellent technique to prevent leakage into the abdominal cavity from defects.

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  • viscera in the abdominal cavity.

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  • vomiting abdominal cramps diarrhea Sometimes, you might also develop a fever.

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  • vomiting abdominal pain These symptoms last for around a week.

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  • Plain abdominal X-rays are useful to detect gaseous distention of the dysfunctional organs.

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  • The number of spiracles is greatly reduced; in the adult a pair is present on the mesothorax, sometimes also a pair on the metathorax, and there is always a pair on the first and another pair on the eighth abdominal segment.

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  • (X too.) and a single abdominal nerve-mass which 8, 9, to, Abdominal is situated far forward.

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  • The young insect resembles its parent in most points, but the head is disproportionately large; the anterior abdominal spiracles are on the second segment instead of on the first, and the foot has only a single segment.

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  • From two to four moults occur, after which the " pronymph " stage is reached, which in the insect is moderately active and possesses wing-rudiments reaching to the second abdominal Segment.

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  • I, 4) the abdomen is cylindrical, the female is provided with a ventral ovipositor and has the terminal abdominal segment conical; the corresponding segment in the male is usually bluntly rounded.

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  • Their abdominal bones are like those of the marsupials; and they are furnished with pouches for their young, but have no teats, the milk being distilled into their pouches from the mammary glands.

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  • The left hepatica magna receives also the umbilical vein, which persists on the visceral surface of the abdominal wall, often anastomosing with the epigastric veins.

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  • There are five pairs of larger sacs belonging to the pulmonary system: - (1) prebronchial or cervical, extending sometimes far up the neck, even into the cranial cavities; the throat-bags of the prairie fowls (Cupidonia and Pedioecetes) are a further development; (2) subbronchial or interclavicular; (3 and 4) anterior and posterior thoracic or intermediate; (5) abdominal sacs.

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  • The articular surfaces of the haunches (coxae) of the fore-legs are often conical or globular, so that each limb works in a ball-and-socket joint, while the hind haunches are large, displacing the ventral sclerites of the first two abdominal segments (fig.

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  • From this point backwards the successive abdominal segments, as far as the seventh or eighth, can be readily made out.

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  • In male beetles, however, the two pairs of genital processes (paramera) belonging to the ninth abdominal segment are always present, though sometimes reduced.

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  • The nervous system is remarkably concentrated in some beetles, the abdominal ganglia showing a tendency to become shifted forward and crowded together, and in certain chafers all the thoracic and abdominal ganglia are fused into a single nervecentre situated in the thorax, - a degree of specialization only matched in the insectan class among the Hemiptera and some muscid flies.

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  • The well-known "fire-flies" of the tropics are large click-beetles (Elateridae), that emit light from paired spots on the prothorax and from the base of the ventral abdominal region.

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  • Lameere's classification is founded on the number of abdominal sterna, the nervuration of the wings, the number of malpighian tubules (whether four or six) and other structural characters.

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  • The fifth abdominal segment has a pair of strong dorsal hook-like processes, by means of which the larva supports itself in the burrow which it excavates in the earth, the great head blocking the entrance with the mandibles ready to seize on any unwary insect that may venture within reach.

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  • 9, c) is slender with elongate legs, and the abdominal segments carry paired tracheal gills.

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  • The Staphylinidae, or rove-beetles--a large family of nearly Io,000 species - may be known by their very short elytra, which cover only two of the abdominal segments, leaving the elongate hind-body with seven or eight exposed, firm terga (figs.

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  • - In this tribe may be included a number of families distinguished by the softness of the cuticle, the presence of seven or eight abdominal sterna and of four malpighian tubes, and the firm, well-arm oured larva (fig.

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  • They may be distinguished from the Malacodermata by the presence of only five or six abdominal sterna, while six malpighian tubes are present in some of the families.

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  • - This is an important tribe of beetles, including families with four malpighian tubes and only five or six abdominal sterna, while in the thorax there is a backwardly directed process of the prosternum that fits into a mesosternal cavity.

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  • The female is a segmented, wormlike creature, spending her whole life within the body of the bee, wasp or bug on which she is parasitic. One end of her body protrudes from between two of the abdominal segments of the host; it has been a subject of dispute whether this protruded end is the head or the tail, but there can be little doubt that it is the latter.

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  • The larvae have the three pairs of legs well developed, and the hinder abdominal segments swollen.

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  • The insects of this order have mandibles adapted for biting, and two pairs of membranous wings are usually present; the first abdominal segment (propodeum) becomes closely associated with the fore-body (thorax), of which it appears to form a part.

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  • In all ants the second (apparently the first) abdominal segment is very markedly constricted at its front and hind edges, so that it forms a "node " at the base of the hind-body (fig.

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  • I), and in many ants the third abdominal segment is similarly " nodular " in form (fig.

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  • The peculiar form and arrangement of the anterior abdominal segments have already been described.

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  • The fourth abdominal segment is often very large, and forms the greater part of the hind-body; this segment is markedly constricted at its basal (forward) end, where it is embraced by the small third segment.

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  • In many of those ants whose third abdominal segment forms a second " node," the basal dorsal region of the fourth segment is traversed by a large number of very fine transverse striations; over these the sharp hinder edge of the third segment can be scraped to and fro, and the result is a stridulating organ which gives rise to a note of very high pitch.

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  • For the appreciation of the sounds made by these stridulators, the ants are furnished with delicate organs of hearing (chordotonal organs) in the head, in the three thoracic and two of the abdominal segments and in the shins of the legs.

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  • The hinder abdominal segments and the stings of the queens and workers resemble those of other stinging Hymenoptera.

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  • In these ants the difference between the large, heavy, winged males and females, and the small, long-legged, active workers, is so great, that various forms of the same species have been often referred to distinct genera; in Eciton, for example, the female has a single petiolate abdominal segment, the worker two.

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  • Biisgen that the sweet secretion (honey-dew) of the aphids is not derived, as generally believed, from the paired cornicles on the fifth abdominal segment, but from the intestine, whence it exudes in drops and is swallowed by the ants.

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  • It is possible, however, that those oviducts belong to a separate morphological category, more comparable to the dorsal pores and to abdominal pores in some fishes.

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  • abg, Abdominal ganglion.

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  • ab, Abdominal ganglion or site pe, The right pedal nerve.

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  • A, Abdominal ganglia in the streptoneurousvisceral commissure, with supraand sub-intestine ganglion on each side.

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  • Abdominal ganglion at the extremity of the twisted visceral " loop."

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  • The euthyneurous visceral loop is long, and presents only one ganglion (in Aplysia camelus, but two distinct ganglia joined to one another in Aplysia hybrida of the English coast), placed at its extreme limit, representing both the right and left visceral ganglia and the third or abdominal ganglion, which are so often separately present.

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  • sp, Abdominal ganglion which represents also the supra-intestinal ganglion of Streptoneura and gives off the nerve to the osphradium (olfactory organ) o, and another to an unlettered socalled " genital " ganglion.

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  • as there is a break ab, Abdominal ganglion.

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  • In some cases, however, it can be shown that the cerci really belong to an eleventh abdominal segment which usually becomes fused with the tenth.

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  • Paired processes on the eighth and ninth abdominal segments may be specialized as external organs of reproduction, but these are probably not appendages.

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  • The female genital opening usually lies in front of the eighth abdominal segment, the male duct opens on the ninth.

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  • In the abdominal exoskeleton the segmental structure is very clearly marked, a series of sclerites - dorsal terga and abdominal sterna - being connected by pale, feebly chitinized cuticle, so that considerable freedom of movement between the segments is possible.

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  • The first and second abdominal sterna are often suppressed or reduced, on account of the strong development of the hind-legs.

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  • A marked modification of the hinder abdominal segments may be noticed in most insects, achynematus).

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  • - Outline of Male (a') and Female (?) Cockroaches (Blatta) from the side, showing Abdominal Segments (numbered I-b).

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  • 8), and as many as eight distinct pairs of abdominal ganglia may often be distinguished, the hindmost of which represents the fused ganglia of the last four segments.

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  • The legs, wings and other organs of the trunk receive their nerves from the thoracic and abdominal ganglia, and the fusion of several pairs of these ganglia may be regarded as corresponding to a centralization of individuality.

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  • abdominal segment;.

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  • The dorsal vessel is an elongate tube, Oblique tergal whose abdominal portion is usually c ha m b e r e d, forming a contractile heartfi Io the (g io).) At th ' constrictions between the pericardium l?': ?:' chambers are paired slits, through which the blood passes from the surround Tergo-sternal .

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  • The vagina usually opens in front of the eighth abdominal sternite.

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  • - Hinder Abdominal Segment and Ovipositor of Female Cockroach.

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  • The male opening is on the ninth abdominal segment, to which belong the processes that form the claspers or genital armature.

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  • In Hemiptera only eleven and in Collembola only yolk, and that the mesenteric epithelium becomes reinforced by six abdominal segments have been detected.

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  • s Abdominal Segments and i Appendages.

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  • Difference of opinion as to the nature of the abdominal appendages pre vails.

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  • In some embryos there is but a single pair of these rudiments (or vestiges) situate on the first abdominal segment, and in some cases they become invaginations of a glandular nature.

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  • The fact that there are two pairs of gonapophyses on the ninth abdominal segment would be fatal to the view that they are in any way homologous with legs, were it not that there is some evidence that the division into two pairs is secondary and incomplete.

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  • The ganglia become greatly changed in position during the later life, and it is usually said that there are only ten pairs of abdominal ganglia even in the embryo.

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  • At a later stage further germ-cells arise from the epithelium of the coelomic pouches from the second to the seventh abdominal segments, and become surrounded by other mesoderm cells which form the ovarian or testicular tubes and ducts (fig.

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  • The ejaculatory duct which opens on the ninth abdominal sternum in the adult male arises in the tenth abdominal embryonic segment and subsequently moves forward.

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  • This type of active, armoured larva - of ten bearing conspicuous feelers on the head and long jointed cercopods on the tenth abdominal segment - was styled campodeiform by F.

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  • Primitively (?) wingless Hexapods with cumacean mandibles, distinct maxillulae, and locomotor abdominal appendages.

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  • Thysanura (Bristle-tails): with ten abdominal segments; number of abdominal appendages variable.

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  • Collembola (Spring-tails): with six abdominal segments; appendages of the first forming an adherent ventral tube, those of the third a minute " catch," those of the fourth (fused basally) a " spring."

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  • No locomotor abdominal appendages.

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  • Aquatic larvae with distinct maxillulae, breathing dissolved air by abdominal tracheal gills.

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  • Prominent, unjointed cerci, male with genital armature on second abdominal segment.

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  • No locomotor abdominal appendages (except in certain larvae).

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  • Larvae eruciform, with rarely more than five pairs of abdominal prolegs.

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  • First abdominal segment united to metathorax.

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  • Larva eruciform, with seven or eight pairs of abdominal prolegs, or entirely legless.

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  • Larvae caterpillars with thoracic legs and abdominal prolegs.

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  • A remarkable fossil from the Scottish Coal-measures (Lithomantis) had apparently small wing-like structures on the prothorax, and in allied genera small veined outgrowths - like tracheal gills - occurred on the abdominal segments.

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  • Verhoeff has lately (1904) put forward the view that there are really six segments in the hexapodan thorax and twenty in the abdomen - the cerci belonging to the seventeenth abdominal segment thus showing a close agreement with the centipede Scolopendra.

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  • Comparison of the tracheated wings with the paired tracheated outgrowths on the abdominal segments of the aquatic campodeiform larva of may-flies (see fig.

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  • They differ from other Endopterygota in the multiplication of their Malpighian tubes, and from all other Hexapoda in the union of the first abdominal segment with the thorax.

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  • SPIDERS, the common English name of Arachnida of the order Araneae, resembling the Pedipalpi in many structural points, but differing from them as well as from all other Arachnida in retaining short abdominal appendages known from their silk-manipulating function as spinnerets or spinning mamillae, with which are associated silk glands.

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  • Others again, like Gasteracantha and Acrosoma, belonging to the Argyopidae, are armed with sharp and strong abdominal spines, and these spiders are hard-shelled like beetles and are spotted with black on a reddish or yellow ground, their spines shining with steel-blue lustre.

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  • The dorsal skeletal elements of the thorax and of the anterior six abdominal segments unite with the wing-cases to form a large respiratory chamber, containing five pairs of tracheal gills, with lateral slits for the inflow and a posterior orifice for the outflow of water.

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  • For the diseases of the stomach in general see Digestive Organs; and for special forms Gastritis, Gastric Ulcer, Dyspepsia, &C.; also Abdomen (Abdominal Surgery).

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  • In the case of the squamous epithelial cancer of the anterior abdominal wall found so frequently in the natives of Kashmir, the position of the cancer is peculiar to this people, and is due to the chronic irritation following on repeated burns from using the " kangri " - a small earthenware vessel containing a charcoal fire enclosed in basket-work, and suspended round the waist, to assist in maintaining warmth in the extreme cold of the hills of Kashmir.

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  • The increased flow of lymph is due to the increased pressure in the abdominal capillaries.

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  • In the treatment of effusions into the pleura and, though with less advantage, of pericardial effusions, direct mechanical interference was practised by one physician and another, till these means of attaining rapid and complete cure took their places as indispensable, and were extended from thoracic diseases to those of the abdominal and other inner parts formerly beyond the reach of direct therapeutics.

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  • In the department of abdominal disease progress has been made, not only in this enormous extension of means of cure by operative methods, but also in the verification of diagnosis.

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  • Males and females are like each other in size, but may be distinguished by the difference in the number of visible abdominal segments, the male having nine and the female seven.

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  • The larvae of species belonging to the Culicinae have a prominent breathing tube, or respiratory siphon, on the penultimate (eighth) abdominal segment, and when taking in air hang head downwards (often nearly vertically) from the surface film.

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  • They have a cylindrical rigid body, covered with generally smooth and polished scales; a short strong tail; a short rounded or pointed head with narrow mouth; teeth few in number; small or rudimentary eyes; no abdominal scutes or only narrow ones.

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  • To admit of the free inflow and outflow of currents of water necessary for respiration, which is effected by means of filamentous abdominal tracheal gills, the two ends of the tube are open.

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  • The teats are usually few, and inguinal, but may be numerous and abdominal (as in Suina), although they are never solely pectoral.

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  • the close union of the foremost abdominal segment (fig.

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  • 3, i.) with the metathorax, of which it often seems to form a part, the apparent first abdominal segment being, in such case, really the second (fig.

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  • The union of the first abdominal segment with the metathorax has been 8 FIG.

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  • H, Head; 1, 2, 3, the thoracic segments; i., ii., the first and second abdominal segments; i., being the propodeum.

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  • The second (so-called " first ") abdominal segment is often very constricted, forming the " waist " so characteristic of wasps and ants for example.

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  • The typical insectan ovipositor, so well developed among the Hymenoptera, consists of three pairs of processes (gonapophyses) two of which belong to the ninth abdominal segment and one to After C. Janet, Aiguillon de la Myrmica rubra (Paris, 18g8).

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  • The right sheath C (outer process of the ninth abdominal segment-9) is shown in connexion with the guide B formed by the inner processes of the 9th segment.

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    0
  • The stylet A (process of the 8th abdominal segment-8) is turned over to show its groove a, which works along the tongue or rail b.

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  • These processes are not altogether homologous with those of the ovipositor, being formed by inner and outer lobes of a pair of structures on the ninth abdominal segment.

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  • 6, b) with numerous abdominal pro-legs, but in most families of Hymenoptera the egg is laid in such a situation that an abundant food-supply is assured without exertion on the part of the larva, which is consequently a legless grub, usually white in colour, and with soft flexible cuticle (fig.

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  • But the most natural division is obtained by the separation of the saw-flies as a primitive sub-order, characterized by the imperfect union of the first abdominal segment with the thorax, and by the broad base of the abdomen, so that there is no median constriction or " waist," and by the presence of thoracic legs - usually also of abdominal pro-legs - in the larva.

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  • All the other families of Hymenoptera, including the gall-flies, ichneumons and aculeates, have the first abdominal segment closely united with the thorax, the second abdominal segment constricted so as to form a narrow stalk or " waist," and legless larvae without a hinder outlet to the food-canal.

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  • The Tenthredinidae, or true saw-flies, are distinguished by two spines on each fore-shin, while the larvae are usually caterpillars, with three pairs of thoracic legs, and from six to eight pairs of abdominal prolegs, the latter not possessing the hooks found on the pro-legs of lepidopterous caterpillars.

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  • Only three or four abdominal segments are visible, the hinder segments being slender and retracted to form a telescope-like tube in which the ovipositor lies.

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  • Eleven abdominal segments can be recognized, at least in the early stages; as the adult condition is reached, the hinder segments become reduced or modified in connexion with the external reproductive organs, and show, in some male Hemiptera, a marked asymmetry.

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  • The typical insectan ovipositor with its three pairs of processes, one pair belonging to the eighth and two pairs to the ninth abdominal segment, can be distinguished in the female.

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  • In the adult there is a pair of such glands opening ventrally on the hindmost thoracic segment, or at the base of the abdomen; but in the young insect the glands are situated dorsally and open to the exterior on a variable number of the abdominal terga.

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  • of the abdominal pleura) which when pressed together form a tube whose point can pierce the surface film and convey air to the hindmost spiracles which are alone functional in the adult.

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  • the Pentatomidae, bristle-bearing tubercles on the legs are scraped across a set of fine striations on the abdominal sterna.

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  • 6) or water-scorpions (q.v.) - two British species - are distinguished by their threesegmented feelers, their raptorial fore-legs (in which the shin and foot, fused together, work like a sharp knife-blade on the grooved thigh), and their elongate tail-processes formed of the abdominal pleura and used for respiration.

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  • The hinder abdominal segments in the male show a curious asymmetrical arrangement, the sixth segment bearing on its upper side a small stalked plate (strigil) of unknown function, furnished with rows of teeth.

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  • II) have feelers with seven or fewer distinct segments, and the fifth abdominal From Osb orn (after segment usually carries a pair of tubular proSchibdte), Bull.

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  • Teats either few and inguinal, or numerous and abdominal.

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  • This method is often resorted to in the case of infants or young children suffering from abdominal or other forms of tuberculosis.

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  • A caustic taste in the mouth is quickly followed by burning abdominal pain, vomiting and diarrhoea, with a feeble pulse and a cold clammy skin; the post-mortem appearances are those of acute gastrointestinal irritation.

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  • Forward from the head extends a long ramified appendage described as the " frontal shrub," backward from the fourth abdominal segment of the male spreads a fin-like expansion which is unique.

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  • jecur), in anatomy, a large reddish-brown digestive gland situated in the upper and right part of the abdominal cavity.

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  • The anterior surface is in contact with the diaphragm and the anterior abdominal wall.

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  • Sometimes the left lobe stretches as far as the left abdominal wall, but more often it ends below the apex of the heart, which is 3 in.

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  • The cyst should be treated like a liver-abscess, by incision through the abdominal or thoracic wall, by circumferential suturing and by exploration and drainage.

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  • The peritoneal surfaces in the region of the liver should then be wiped clean, and the abdominal wound closed, except for the passage through it of a gauze drain.

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  • Abscess in the gall-bladder being suspected, an incision should be made down to it, and, its covering having been stitched to the abdominal wall, the gall-bladder should be opened and drained.

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  • If before opening the gall-bladder the surface is stitched to the deepest part of the abdominal wound, the biliary fistula left as the result of the opening of the abscess will close in due course.

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  • Sometimes a gall-stone which has found its way into the intestine is large enough to block the bowel and give rise to intestinal obstruction which demands abdominal section.

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  • The tenth abdominal segment carries a pair of jointed cerci which are often elongate, and the feelers are always long, while the jaws are usually feeble and membranous, though the typical parts of a mandibulate mouth are present - mandibles, maxillae with inner and outer lobes and palps, and second maxillae (labium) whose lacinae are not fused to form a ligula.

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  • A remarkable point in the Plecoptera is the presence in some forms (Pteronarcys) of small branching gills on the three thoracic and the front abdominal segments.

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  • The eleventh abdominal segment which carries the short jointed cerci (fig.

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  • A remarkable feature is the frequent concrescence of mesothorax and metathorax and in some cases, even, their fusion with the anterior abdominal segments.

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  • So in some respects is the lifehistory, with a true larval preparatory stage, unlike the parent form, and living an aquatic life, breathing dissolved air by means of a paired series of abdominal tracheal gills.

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  • The tenth abdominal segment carries strong, unjointed cerci, while the presence of reproductive armature on the second abdominal segment of the male is a character found in no other order of the Hexapoda.

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  • Structurally the Neuroptera are distinguished by elongate feelers, a large, free prothorax, a labium with the inner lobes of the second maxillae fused together to form a median ligula, membranous, net-veined wings without hairy covering, those of the two pairs being usually alike, the absence of abdominal cerci, and the presence of six or eight Malpighian tubes.

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  • The Sialidae or alder-flies (q.v.) differ from other Neuroptera in the jaws of the larva - which is aquatic, breathing by paired, jointed abdominal gills - resembling those of the imago, and being adapted for the mastication of solid food.

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  • They may be distinguished from the Neuroptera by the elongation of the head into a beak, the small prothorax, the narrow, elongate wings with predominantly longitudinal neuration, the presence of abdominal cerci and the cruciform larva.

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  • The round ligament is a cord of unstriped muscle which runs from the lateral angle of its own side of the uterus forward to the internal abdominal ring, and so through the inguinal canal to the upper part of the labium majus.

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  • There are usually three small ganglia on the course of this visceral commissure, namely, the right and left visceral ganglia and the abdominal.

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  • The testes are inguinal or abdominal.

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  • The teats vary in number from a single abdominal pair in the guinea-pig to six thoracico-abdominal pairs in the rats; while in the Octodontidae and Capromyidae they are placed high up on the sides of the body.

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  • The incisive foramina of the palate are moderate and distinct; the fibula does not articulate with the calcaneum; and the testes are abdominal, and descend periodically only into the inguinal canal.

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  • The testes are permanently abdominal.

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  • jaws under Hexapoda); in the presence of a large number of excretory (Malpighian) tubes; in the firm texture of the forewings; in the presence of appendages (cerci) on the tenth abdominal segment; and in the absence of a metamorphosis, the young insect after hatching closely resembling the parent.

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  • The Acridiidae have the feelers and the ovipositor relatively short, and possess only three tarsal segments; their ears are situated on the first abdominal segment and the males stridulate by scraping rows of pegs on the inner aspect of the hind thigh, over the sharp edges of the forewing nervures.

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  • The upper plumage generally is dark green, but the mantle and rump are crimson, as are a broad abdominal belt, the flanks and many crescentic markings on the otherwise yellow lower parts.

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  • There is a compound abdominal sternum.

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  • The larvae are aquatic, active, armed with strong sharp mandibles, and breathe by means of seven pairs of abdominal branchial filaments.

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  • Both in this species and the slow loris there is a pair of rudimentary abdominal teats in addition to the normal pectoral pair.

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  • Paired abdominal ribs are doubtful.

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  • - Abdominal Plate (worker of Apis), under side, third segment (magnified twenty times).

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  • Even in external view, careful inspection will show that the body is divisible into four regions, namely, cephalic, atrial, abdominal and caudal.

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  • The developing eggs are not carried about by the mother, but deposited in her subaqueous burrow, "where they are aerated by the currents of water produced by the abdominal feet of the parent."

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  • There may also be abdominal appendages - in the form of simple unjointed stylets (fig.

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  • 1, ii.-ix.), accompanied by paired eversible sacs, probably respiratory in function - on eight (or fewer) other abdominal segments.

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  • Willem it appears that the viscid fluid which causes the adherence of the ventral tube is secreted by a pair of glands in the head whose ducts open into a superficial groove leading from the second maxillae backward to the tube on the first abdominal segment.

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  • The third abdominal segment usually carries a pair of short appendages whose basal segments are fused together; this is the "catch" (fig.

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  • 2, 7), whose function is to hold in place the "spring," which is formed by the fourth pair of abdominal appendages - also with fused basal segments.

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  • In most Collembola the spring appears to belong to the fifth abdominal somite, but Willem, by study of the muscles, has shown that it really belongs to the fourth.

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  • ii.-x, Appendages on 2nd to Toth abdominal segments.

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  • The eversible sacs on the abdominal segments are shown, some protruded and some retracted.

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  • These form a more powerful wave-bath, and in combination with intestinal irrigation, are used very successfully for the treatment of abdominal disorders.

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  • In some abdominal conditions, for instance, opium is still preferred by the majority of practitioners, though certainly not in gastric cases, where morphine gives the relief for which opium often increases the need, owing to the irritant action of some of its constituents.

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  • Taken in large doses nitrate of silver is a powerful poison, causing violent abdominal pain, vomiting and diarrhoea with the development of gastro-enteritis.

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  • - Abdominal Somite of a Lobster, separated and viewed from in front.

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  • Ab, abdominal somites.

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  • T, telson, having the uropods or appendages of the last abdominal somite spread out on either side of it, forming the " tail-fan."

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  • 14, third abdominal somite, with appendages or " swimmerets."

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  • This simple biramous form is shown in the swimming-feet of the Copepoda and Branchiura, the " cirri " of the Cirripedia, and the abdominal appendages of the Malacostraca (fig.

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  • It is highly characteristic of the Malacostraca, however, that the trunk-limbs are divided into two sharply defined tagmata corresponding to the thoracic and abdominal regions respectively, the limit between the two being marked by the position of the male genital openings.

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  • The thoracic limbs have the endopodites converted, as a rule, into more or less efficient walking-legs, and the exopodites are often lost, while the abdominal limbs more generally preserve the biramous form and are, in the more primitive types, natatory.

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  • 4) the abdominal appendages are constantly divided into an anterior group of three natatory " swimmerets " and a posterior group of three limbs used chiefly in jumping or in burrowing.

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  • In nearly all Malacostraca the last pair of abdominal appendages (uropods) differ from the others, and in the more primitive groups they form, with the telson, a lamellar " tail-fan " (fig.

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  • In the Isopoda the respiratory function has been taken over by the abdominal appendages, both rami or only the inner becoming thin or flattened.

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  • In some of the terrestrial Isopoda or woodlice (Oniscoidea) the abdominal appendages have ramified tubular invaginations of the integument, filled with air and resembling the tracheae of insects.

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  • In addition, some of the appendages in the neighbourhood of the genital apertures may be modified for the purpose of transferring the genital products to the female, as, for instance, the first and second abdominal limbs in the Decapoda.

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  • In most of the Decapoda the eggs are carried by the female, attached to the abdominal appendages (fig.

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  • Even in those which have most fully retained the primitive order of development, as in the Penaeidea and Euphausiidae, the last pair of abdominal appendages make their appearance in advance of those immediately in front of them.

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  • 14), the posterior five or six thoracic somites have their development greatly retarded, and are still represented by a short unsegmented region of the body at a time when the abdominal somites are fully formed and even carry appendages.

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  • - Hair coarse and brittle; upper canines of male very long; no tarsal or metatarsal glands or tufts; lateral metacarpals represented by their lower extremities; lateral hoofs very large; tail very short; naked portion of muzzle extensive; male with a large abdominal gland.

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  • From both birds and reptiles the class is distinguished, so far at any rate as existing forms are concerned, by the following features: the absence of a nucleus in the red corpuscles of the blood, which are nearly always circular in outline; the free suspension of the lungs in a thoracic cavity, separated from the abdominal cavity by a muscular partition, or diaphragm, which is the chief agent in inflating the lungs in respiration; the aorta, or main artery, forming but a single arch after leaving the heart, which curves over the left terminal division of the windpipe, or bronchus; the presence of more or fewer hairs on the skin and the absence of feathers; the greater development of the bridge, or commissure, connecting the two halves of the brain, which usually forms a complete corpus callosum, or displays an unusually large size of its anterior portion; the presence of a fully developed larynx at the upper end of the trachea or windpipe, accompanied by the absence of a syrinx, or expansion, near the lower end of the same; the circumstance that each half of the lower jaw (except perhaps at a very early stage of development) consists of a single piece articulating posteriorly with the squamosal element of the skull without the intervention of a separate quadrate bone; the absence of prefrontal bones in the skull; the presence of a pair of lateral knobs, or condyles (in place of a single median one), on the occipital aspect of the skull for articulation with the first vertebra; and, lastly, the very obvious character of the female being provided with milk-glands, by the secretion of which the young (produced, except in the very lowest group, alive and not by means of externally hatched eggs) are nourished for some time after birth.

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  • Among the common characters may be noted the possession of: (i) pectoral mammae; (2) abdominal testes; (3) a bifid apex of the heart; (4) bilophodont molars with a tendency to the formation of an additional lobe from the posterior part of the cingulum.

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  • Eleven somites follow these, forming the abdominal " tagma," giving thus 1 Embryological evidence of this is still wanting.

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  • Terminal telescoping of the abdominal somites and excalation may occur in the adult, reducing the obvious abdominal somites to as few as eight.

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  • the female on the seventh abdominal (seventeenth of the whole series) and the male on the ninth or ante-penultimate abdominal (nineteenth of the whole series).

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  • The appendages of the eighth and tenth abdominal somites are modified as gonapophyses.

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  • They appear to be serial equivalents (homogenous meromes) of the tracheal gills, which develop in a like position on the abdominal segments of some aquatic Hexapods.

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  • The exhausting pain, the serious haemorrhages, and the abdominal septicity associated with a repulsive odour and the absorption of toxic products, which are the chief and ultimately fatal symptoms of that disease, are all directly combated by the administration of oil of turpentine.

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  • The pelvic fins are abdominal in position, long and pointed in shape, and the pelvic bones are connected with the caracoids.

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  • Besides the private practice of his profession, he contributed largely to medical knowledge by the publication of several books, mainly on the anatomy of the pancreas and the abdominal viscera, by papers in the Proceedings of the Royal Society and in professional journals, and by editing for a time the Quarterly Medical Journal.

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  • In a younger stage of their development, however, the young are carried in a temporary abdominal pouch, to which they are transferred after hatching, and into which open the mammary glands.

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  • "plant-lice," "blight," and "green-fly," belonging to the homopterous division of the order Hemiptera, with long antennae and legs, two-jointed, two-clawed tarsi, and usually a pair of abdominal tubes through which a waxy secretion is exuded.

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  • Other features may include abdominal pain and a pulsatile mass.

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  • Severe allergies were inflicted on husky puppies and cats were killed in invasive abdominal experiments.

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  • The next two weeks will deal with abdominal radiographs.

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  • Evaluation of plain abdominal radiographs in the diagnosis of abdominal pain.

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  • Where do you see the rapper Abdominal in five years time from now?

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  • Sharon has plenty of muscle - superb back and outstanding side chest and triceps shots - even an abdominal retraction.

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  • Annually in the United States, 9000 deaths occur as result of rupture of an abdominal aortic aneurysm.

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  • A diagnosis of splenic rupture should be considered in patients reporting left upper abdominal pain or shoulder tip pain.

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  • A needle is inserted through the mother 's abdominal wall into the amniotic sac holding the baby.

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  • Most fistulas occurred secondary to abdominal surgery and a high proportion (53 %) occurred in association with inflammatory bowel disease.

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  • A central dark bans broadens at the back to cover the final abdominal segments.

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  • One patient has been described who developed abdominal striae after using wet wraps (Devillers et al., 2002).

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  • Later symptoms include watery diarrhea, abdominal pain, nausea, vomiting, a dry sore throat, & anorexia.

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  • Examination: Neck examination including thyroid; abdominal examination; rectal examination (OSCE).

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  • It is usually an incidental finding, diagnosed by prenatal ultrasonography or as a palpable abdominal mass.

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  • Abdominal ultrasonography showed swollen lymph nodes around the abdominal aorta.

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  • HAV infection may cause: nausea; loss of appetite; abdominal pain; and mild gastro-intestinal upset, followed by jaundice.

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  • In sensitive individuals, this dye can produce allergic reactions, including urticaria, severe abdominal cramps and pain.

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  • Images concentrate on the bony landmarks and the major thoracic and abdominal viscera, the musculature and peripheral vasculature.

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  • Indeed surgically creating adhesions between adjacent viscera is an excellent technique to prevent leakage into the abdominal cavity from defects.

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  • Subcutaneous fat: the major fat depots are immediately beneath the skin, and packed around the viscera in the abdominal cavity.

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  • Common symptoms include: nausea vomiting abdominal cramps diarrhea Sometimes, you might also develop a fever.

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  • Plain abdominal x-rays are useful to detect gaseous distention of the dysfunctional organs.

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  • You may feel lower abdominal pain as you begin ovulating.

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  • These symptoms may signal an abdominal obstruction or internal injury.

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  • Regardless, FIP is often a suspect when one cat within a cattery experiences extreme abdominal swelling and a lack of appetite.

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  • Only one form of FIP causes abdominal swelling.

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  • If you want to minimize your belly, choose a dress with rushing in the abdominal region or a dress with an empire waist.

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  • If a person has taken too much of the drug they may have symptoms including nausea, vomiting and abdominal pain.

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  • Spinals provide quick and strong anesthesia and allow for major abdominal surgery with almost no pain.

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  • HSP is an acute but self-limited illness characterized by a low-grade fever (around 100.4°F[38°C]), purpura, joint pains (usually in the ankles and knees), abdominal pain, bleeding in the digestive tract, and inflammation of the kidneys.

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  • The doctor will also ask whether the child is experiencing fever, abdominal cramping, diarrhea, or pains in the muscles and joints.

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  • Symptoms of toxic shock include abdominal pain, confusion, dizziness, and widespread red skin rash.

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  • Usually, some of the limb muscles are paralyzed; the abdominal muscles or muscles of the back may be paralyzed, affecting posture.

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  • Initial symptoms include severe abdominal pain, vomiting that can lead to dehydration, and unexplained fever.

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  • Children suffering from sickle anemia have episodes during which they suddenly become unwell or complain of severe abdominal or chest pain, headache, stiffness of the neck or drowsiness.

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  • There is usually a history of amenorrhea in female patients, and sometimes of abdominal pain, constipation, or lack of energy.

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  • In addition, children with herpangina may vomit, have abdominal pain, and generally feel very ill.

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  • Because of this, it is advisable to see a doctor if a sore throat lasts more than a few days or is accompanied by fever, nausea, or abdominal pain.

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  • Diaphragm-The thin layer of muscle that separates the chest cavity containing the lungs and heart from the abdominal cavity containing the intestines and digestive organs.

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  • Wilms' tumor makes up about 6 percent of all childhood cancers and ranks as the second most frequent cancerous abdominal tumor in children.

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  • Some patients with Wilms' tumor experience abdominal pain, nausea, vomiting, high blood pressure, or blood in the urine.

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  • Children with Wilms' tumor generally first present to physicians with a swollen abdomen or with an obvious abdominal mass.

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  • The physician may also find that the child has fever, bloody urine, or abdominal pain.

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  • Stage I involves favorable Wilms' tumor cells and is usually treated successfully with combination chemotherapy involving dactinomycin and vincristine and without abdominal radiation therapy.

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  • These patients usually receive abdominal radiation therapy and lung radiation therapy if the tumor has spread to the lungs.

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  • All of these patients receive abdominal radiation therapy and lung radiation therapy if the tumor has spread to the lungs.

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