- tunica
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- t. adventitia SYN: adventitia.- t. albuginea of corpora cavernosa [TA] a strong, fibrous membrane enveloping the corpora cavernosa penis. SYN: t. albuginea corporum cavernosorum [TA].- t. albuginea of corpus spongiosum [TA] the thick layer of fibrous tissue surrounding the corpus spongiosum penis; it is thinner than the corresponding layer around each corpus cavernosum. SYN: t. albuginea corporis spongiosi [TA], fibrous tunic of corpus spongiosum.- t. albuginea of ovary [TA] thin organ capsule of the ovary deep to the germinal epithelium. SYN: t. albuginea ovarii [TA].- t. albuginea of testis [TA] a thick white fibrous membrane forming the outer coat or capsule of the testis. SYN: t. albuginea testis [TA], perididymis.- t. carnea SYN: dartos fascia.- t. conjunctiva [TA] SYN: conjunctiva.- t. conjunctiva palpebrarum [TA] SYN: palpebral conjunctiva.- t. externa [TA] 1. the outer of two or more enveloping layers of any structure; 2. specifically, the outer fibroelastic coat of a blood or lymph vessel. SYN: t. extima [TA].- t. externa thecae folliculi the external fibrous layer of the theca of a well-developed vesicular ovarian follicle; the cells and fibers are arranged in a concentric fashion. SYN: theca externa.- t. extima [TA] SYN: t. externa.- t. interna thecae folliculi the inner cellular and vascular layer of the vesicular ovarian follicle; there is evidence that the epithelioid cells produce estrogen and contribute to the formation of the corpus luteum after ovulation. SYN: theca interna.- t. intima [TA] the innermost coat of a blood or lymphatic vessel; it consists of endothelium, usually a thin fibroelastic subendothelial layer, and an inner elastic membrane or longitudinal fibers.- t. media [TA] the middle, usually muscular, coat of an artery or other tubular structure. SYN: media (1).- t. mucosa uteri [TA] SYN: endometrium.- t. mucosa vesicae biliaris [TA] SYN: mucosa of gallbladder.- t. muscularis [TA] SYN: muscular layer.- t. muscularis partis intermediae urethrae masculinae [TA] SYN: muscular layer of intermediate part of (male) urethra.- t. muscularis partis prostaticae urethrae masculinae [TA] SYN: muscular layer of prostatic urethra.- t. muscularis partis spongiosae urethrae masculinae [TA] SYN: muscular layer of spongy (male) urethra.- t. muscularis uteri [TA] SYN: myometrium.- t. nervea an older term, formerly used to designate the retina exclusive of the layer of rods and cones. SYN: Brücke tunic.- t. propria the special envelope of a part as distinguished from the peritoneal or other investment common to several parts.- t. propria corii SYN: stratum reticulare corii.- t. sclerotica SYN: sclera.- t. serosa peritonei [TA] SYN: serosa of peritoneum.- t. serosa vesicae biliaris [TA] SYN: serosa of gallbladder.- t. serosa vesicae felleae serosa of gallbladder.- t. vaginalis testis the serous sheath of the testis and epididymis, derived from the peritoneum; it consists of outer parietal and inner visceral serous layers.
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tu·ni·ca 't(y)ü-ni-kə n, pl tu·ni·cae -nə-.kē, -.kī, -.sē an enveloping membrane or layer of body tissue* * *
n.a covering or layer of an organ or part; for example, a layer of the wall of a blood vessel (see adventitia, intima, media). The tunica albuginea is a fibrous membrane comprising one of the covering tissues of the ovary, penis, and testis.* * *
tu·ni·ca (tooґnĭ-kə) pl. tuґnicae [L.] a membrane or other structure covering or lining a body part or organ. Called also coat and layer.Descriptions of coats are given on TA terms, and include anglicized names of specific coats.
Medical dictionary. 2011.
