branchial pouch

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branchial pouch

[′braŋ·kē·əl ′pau̇ch]
(zoology)
In cyclostomes and some sharks, one of the respiratory cavities occurring in the branchial clefts.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Management of anomalies of the third and fourth branchial pouches. Int J Pediatr Otorhinolaryngol 2004;68(1):43-50.
The rare fourth branchial cleft anomaly
Branchial pouches develop into the middle ear, tonsils, thymus, and parathyroid glands.
Case report--an unusual presentation of branchial cyst with mediastinal extension
The pharyngobranchial region, the part of the animal posterior to the mouth and ventral to the orbits and pectoral fins, is generally not well preserved, and the number of branchial pouches and branchial openings is uncertain.
Anatomy of the Silurian thelodont Phlebolepis elegans Pander/Siluri telodondi Phlebolepis elegans Pander anatoomia
The ectoderm, joining the arches, forms the branchial clefts, and the endoderm the branchial pouches. As development progresses, the second branchial arch proliferates caudally and encloses the second, third, and fourth branchial clefts creating an ectodermally lined cavity, the cervical sinus.
Branchial cysts in two Amazon parrots (Amazona species)

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