branchial pouch

pouch (pouch) a pocket or sac.

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abdominovesical pouch  one formed by reflection of the peritoneum from the abdominal wall to the anterior surface of the bladder.

branchial pouch  pharyngeal p.

pouch of Douglas  rectouterine p.

ileoanal pouch  see under reservoir.

Kock pouch 

1. a continent ileal reservoir with a capacity of 500 to 1000 mL and a valve made by intussusception of the terminal ileum.

2. a modification of this pouch, used as a neobladder.

pharyngeal pouch  a lateral endodermal diverticulum of the pharynx that meets a corresponding pharyngeal groove in the embryonic ectoderm, forming a closing membrane.

Prussak's pouch  a recess in the tympanic membrane between the flaccid part of the membrane and the neck of the malleus.

Rathke's pouch  a diverticulum from the embryonic buccal cavity from which the adenohypophysis is developed.

rectouterine pouch , rectovaginal pouch the space between the bladder and uterus in the female peritoneal cavity.

rectovesical pouch  the space between the rectum and the bladder in the male peritoneal cavity.

Seessel's pouch  an outpouching of the embryonic pharynx rostrad of the pharyngeal membrane and caudal to Rathke's pouch.

vesicouterine pouch  the space between the bladder and the uterus in the female peritoneal cavity.

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branchial pouch

n.

See pharyngeal pouch.