POUCH

n. Pu6'u4ch. Lat., marsupium. Fr., poche. Ger., Tasche. A pocket; a small bag; any bag-like structure, [a, 48.] Douglas's p. See Recto-uterine p. Guttural p'es. Fr., poche gutturale. In solipeds, a large p. of mucous membrane, extending, one on each side, between the atlas and the anterior portion of the pharynx and the larynx, continuous with that lining the lower part of the Eustachian tube. [L, 13.] Hair p. Ger., Haartasctie. The depre ion or crypt in the skin within which a hair grows. [G.] Cf. HAIR-BULB and.Hatr-FOLLiCLE. Internal inguinal p. (of the peritonaeum). The internal of two p'es formed by the urachus and the obliterated hypogastric artery raising up the peritonaeum into a well-marked fold as it pa es from the apex of the bladder to the back of the recti muscles. Marsupial p. See MARSUPIUM (5th def.). Para rectal p. See CAVUM Douglas i i laterale. Para vesical p. See FOSSA para vesical is. Pharyngeal p. See RECESS US pharyngeus. P. of Fabric i i is. See BURSA Fabric i i.Y'es of the larynx. Conical p'es curving slightly backward, and extending from the anterior part of the ventricles upward for half an inch, between the superior vocal cords and the thyrepid cartilage. They open into the ventricle by a narrow aperture, which is marked by two folds of the lining mucous membrane of the larynx. [C.] P'es of the membrana tympani. Ger., Trommelfellbeutel. The three p'es on the inner side of the upper part of the drumbead, formed by duplicatures of mucous membrane around the chorda tympani in the horizontal portion of its pa age through the tympanic cavity. [F, 4.] Recto-uterine p., Recto-vaginal p. Lat., excavatio recto-uterina, cavum (seu fo a) Douglas i i. Fr., cul-de-sac recto-uterin. Ger., Douglas''scher Raum, Mastdarmblasengrube. Syn.: Douglas's p. (or space, or cul-de-sac). A p. of peritonaeum situated between the, rectum behind and the cervix uteri and the upper part of the vagina in front, and bounded laterally by the recto-uterine folds. Recto-vesical p. A p. formed by the reflection of the peritonaeum from the lower part of the rectum to the base and upper part of the bladder in the male. Its mouth is bounded on both sides by the plicae semi luna res. [C.] Ute roves i cal p., Vesico-uterine p. Lat.. excavatio vesico-u'erina. Fr., cul-de-sac vesico-uterin. The peritoneal p. situated between the uterus and the bladder; bounded laterally by the vesico-uterine folds of the peritonaeum. [s. 326]