branchial pouch

branchial pouch

* * *

pharyngeal p.

Medical dictionary. 2011.

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Look at other dictionaries:

  • branchial pouch — noun : one of the respiratory cavities in the branchial clefts of cyclostomes and some sharks * * * Embryol. one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface. Also… …   Useful english dictionary

  • branchial pouch — Embryol. one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface. Also called gill pouch, pharyngeal pouch. * * * …   Universalium

  • branchial pouch — see pharyngeal pouch …   The new mediacal dictionary

  • branchial cleft — n one of the open or potentially open clefts that occur on each side of the neck region of a vertebrate embryo between the branchial arches, are formed by the meeting of an external furrow in the ectoderm with a pharyngeal pouch, may or may not… …   Medical dictionary

  • Карман Глоточный (Pharyngeal Pouch, Branchial Pouch, Visceral Pouch) — парный, разделенный на отдельные сегменты карман, расположенный с обеих сторон от переднего конца спинной струны эмбриона на ранней стадии его развития. Из них впоследствии развиваются барабанная полость, паращитовидные железы, тимус и, возможно …   Медицинские термины

  • pouch — A pocket or cul de sac. SEE ALSO: fossa, recess, sac. antral p. a p. made in the antrum of the stomach of experimental animals. branchial pouches SYN: pharyngeal pouches. Broca p. SYN: puden …   Medical dictionary

  • Branchial cyst — Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic development present at birth in one side of the neck just in front of the large angulated muscle on either side (the sternocleidomastoid muscle). The cyst may …   Medical dictionary

  • pharyngeal pouch — branchial pouch; = visceral pouch any of the paired segmented pouches in the side of the throat of the early embryo. They give rise to the tympanic cavity, the parathyroid glands, the thymus, and probably the thyroid gland …   The new mediacal dictionary

  • branchial fistula — a cutaneous fistula running between the side of the neck and the pharynx, resulting from failure of closure of the second pharyngeal (branchial) groove and second pharyngeal pouch; called also cervical f …   Medical dictionary

  • branchial sac — gill pouch (the sac containing the gills and communicating with the mouth cavity and with the exterior in Myxini and Petromyzontiformes). Also called ear sac and probably meant to be any pouch or sac surrounding the gills in fishes generally …   Dictionary of ichthyology

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