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hypopharynx

hypopharynx

hypopharynx Sentence Examples

  • Usually there arises around the edge I form the hinder parts of the genae and the hypopharynx.

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  • Distinct and conspicuous maxillulae are associated with the tongue or hypopharynx.

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  • AB - This paper discusses several recent advances in surgical methods for treatment of cancer of the hypopharynx and cervical esophagus.

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  • Next the larvae make their way into the connective tissue in the pro-thorax, and ultimately bore a channel into the base of the piercing apparatus and come to rest between the hypopharynx and the labium.

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  • Finally, he saw the spores accumulate within the cells of the salivary glands, and discovered that they actually passed down the salivary ducts and along the grooved hypopharynx into the seat of puncture, thus causing infection in a fresh vertebrate host" (Sambon).

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  • A median process, known as the hypopharynx or tongue, arises from the floor of the mouth in front of the labium, and becomes most variously developed or specialized in different insects.

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  • Ileymons, the hypopharynx represents the sterna of all the jaw-bearing somites, but other students consider that it belongs to the mandibular and first maxillary segments, or entirely to the segment of the first maxillae.

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  • 5), who terms the maxillulae " superlinguae " on account of their close association with the hypopharynx or lingua.

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  • Usually there arises around the edge I form the hinder parts of the genae and the hypopharynx.

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  • Great difference of opinion exists as to the hypopharynx, which has even been thought to represent a distinct segment, or the pair of appendages of a distinct segment.

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  • Folsom looks on the hypopharynx as a secondary Obcl development.

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  • Riley holds that the hypopharynx be longs to the mandibular and maxillary segments, while the cervical sclerites 2 ---_,?1 N' ____ U1 or gula represent the ster Ant num of the labial segment.

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  • Mandibles rarely present, adapted for piercing; first maxillae with palps; second maxillae forming with hypopharynx a suctorial proboscis.

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  • Mandibles fused into a piercer; first maxillae developed as piercers; palps of both pairs of maxillae present; hypopharynx wanting.

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  • They differ from the Diptera, however, in the general presence of palps to both pairs of maxillae, and in the absence of a hypopharynx, so it is possible that their relationship to the Diptera is less close than has been supposed.

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  • Distinct and conspicuous maxillulae are associated with the tongue or hypopharynx.

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  • (I) The prolongation of the lower lip or labium into a prominent proboscis, which in the female sex contains the full complement of piercing organs found in blood-sucking Diptera, namely paired mandibles, paired maxillae, a tubular hypopharynx (the common outlet of the salivary glands), and an upper lip or labrum.

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  • The tip of the proboscis is armed with a complicated series of chitinous teeth and rasps, by means of which the fly is enabled to pierce the skin of its victim; as usual in Diptera the organ is closed on the upper side by the labrum, or upper lip, and contains the hypopharynx or common outlet of the paired salivary glands, which are situated in the abdomen.

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  • Sharp, however, the hypopharynx is present in all Hymenoptera as a distinct structure at the base of the " tongue," which must be regarded as representing the fused laciniae of the second maxillae.

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  • In front of the rostrum and the piercers lies the pointed flexible labrum and within its base a small hypopharynx (fig.

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  • IV., 2nd maxillae, a, sub-mentum; b, mentum; c, ligula, forming beak; d, hypopharynx (shown also from front d', and behind d").

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  • 2, see Hexapoda, Aptera) in association with the tongue (hypopharynx); by the forewings when present being modified into short quadrangular elytra without nervuration, the complex hindwings (fig.

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  • - Hypopharynx and Maxillulae (m) of common earwig (Forficula auricularia).

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  • apis), a large and natural family of the zoological order Hymenoptera, characterized by the plumose form of many of their hairs, by the large size of a the basal segment of the foot, which is always elongate and in the hindmost limb sometimes as broad as the shin, and by the development of a "tongue" for sucking liquid food; this organ has been variously interpreted as the true insectan tongue (hypopharynx) or as a ligula formed by fused portions of the second maxillae (probably the latter).

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  • Next the larvae make their way into the connective tissue in the pro-thorax, and ultimately bore a channel into the base of the piercing apparatus and come to rest between the hypopharynx and the labium.

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  • A median process, known as the hypopharynx or tongue, arises from the floor of the mouth in front of the labium, and becomes most variously developed or specialized in different insects.

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    1
  • Great difference of opinion exists as to the hypopharynx, which has even been thought to represent a distinct segment, or the pair of appendages of a distinct segment.

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    1
  • Folsom looks on the hypopharynx as a secondary Obcl development.

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    1
  • Mandibles rarely present, adapted for piercing; first maxillae with palps; second maxillae forming with hypopharynx a suctorial proboscis.

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  • The tip of the proboscis is armed with a complicated series of chitinous teeth and rasps, by means of which the fly is enabled to pierce the skin of its victim; as usual in Diptera the organ is closed on the upper side by the labrum, or upper lip, and contains the hypopharynx or common outlet of the paired salivary glands, which are situated in the abdomen.

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  • The sucking tongue of the Hymenoptera has often been compared with the hypopharynx of other insects.

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  • Sharp, however, the hypopharynx is present in all Hymenoptera as a distinct structure at the base of the " tongue," which must be regarded as representing the fused laciniae of the second maxillae.

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  • The sucking tongue of the Hymenoptera has often been compared with the hypopharynx of other insects.

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