Quadrate Sentence Examples

quadrate
  • Premolars compressed, pointed; and the molars with quadrate tuberculated crowns.

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  • The maxillaries are connected with the distal anterior corner of the quadrate by the thin, splint-like jugal and quadratojugal.

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  • The quadrate is invariably a conspicuous bone and movably articulating with the cranium and by a special process with the pterygoid.

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  • The quadrate muscle adjusts the motion, and prevents pressure upon the optic nerve; during the state of relaxation of both muscles the nictitans withdraws through its own elasticity.

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  • A diagnosis covering all the Ratitae (struthio, rhea, casuarius, dromaeus, apteryx and the allied fossils dinornis and aepyornis) would be as follows - (i) terrestrial birds without keel to the sternum, absolutely flightless; (ii) quadrate bone with a single proximal articulating knob; (iii) coracoid and scapula fused together and forming an open angle; (iv) normally without a pygostyle; (v) with an incisura ischiadica; (vi) rhamphotheca compound; (vii) without apteria or bare spaces in the plumage; (viii) with a complete copulatory organ, moved by skeletal muscles.

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  • The other upper premolars and molars all formed on the same plan and of nearly the same size, with four roots and quadrate crowns, rather wider transversely than from before backwards, each having four columns, connected by a pair of transverse ridges, anterior and posterior.

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  • The quadrate is indirectly articulated with the skull, first by the horizontal, movable squamosal, secondly by the columella auris.

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  • Without a mental groove; the ends of the pterygoids are free, not reaching the quadrate.

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  • The quadrate bones are short and stand rather vertically.

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  • The squamosals form part of the cranial wall, being firmly wedged in between the quadrate, prootic and occipital bones.

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  • The quadrate is carried by the horizontally-elongated squamosal, which rests loosely upon the skull.

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  • The quadrate is short and thick, and is carried by the broad and short squamosal, which lies flat against the skull, reminding in this respect of Ilysia.

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  • The first and second molars have quadrate crowns, with four principal obtuse conical cusps, around which numerous accessory cusps are clustered.

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  • To the left of the gall bladder is the quadrate lobe, which is in contact with the pylorus of the stomach.

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  • To the left of this is the left lobe of the liver, separated from the quadrate lobe by the umbilical fissure in which lies the round ligament of the liver, the remains of the umbilical vein of the foetus.

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  • The posterior boundary of the quadrate lobe is the transverse fissure, which is little more than an inch long and more than half an inch wide.

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  • In tracing the lobulation of man's liver back to this generalized type, it is evident at once that his quadrate lobe does not correspond to any one generalized lobe, but is merely that part of the right central which lies between the gall bladder and the umbilical fissure.

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  • The under jaws are hinged on to the quadrate bones, which extend obliquely backwards, and are immovably wedged in between the squamosal and the lateral occipital wings.

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  • The last premolar and the molars have quadrate crowns, provided with two strong transverse ridges, or with four obtuse cusps.

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  • An osteological question which has been much discussed is the fate of the reptilian quadrate bone in the mammalian skull.

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  • Thyng, who has carefully reviewed all the other theories, the balance of evidence tends to show that the quadrate has been taken up into the inner ear, where it is represented among the auditory ossicles by the incus.

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  • The fate of the reptilian quadrate bone (which is reduced to very small dimensions in the Anomodontia) has been referred to in an earlier section of the present article, where some mention has also been made of the disappearance in mammals of the hinder elements of the reptilian lower jaw, so as to leave the single bone (dentary) of each half of this part of the skeleton in mammals.

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  • The free surfaces of the upper teeth are quadrate, except the first and last, which are nearly triangular.

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  • In mammals the quadrate bone is incorporated into the middle ear as the malleus.

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  • In many owls the right and left ears are asymmetrical, and this asymmetry affects the whole of the temporal region, all the bones which surround the outer and middle ear, notably the squamosal and the quadrate, so that the skull becomes lopsided, one ear being turned obliquely down, the other upwards.

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  • No ectopterygoid pterygoid not extending to quadrate; no supratemporal or squamosal; prefrontal forming a suture with nasal; coronoid present; vestiges of pelvis present.

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  • Maxillary horizontal; pterygoid reaching quadrate or mandible.

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  • There is at most 1 seedling in a quadrate.

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