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单词 tunica adventitia
释义 DictionarySeeadventitia

tunica adventitia


tunica adventitia

[′tü·nə·kə ‚ad·vən′tish·ə] (anatomy) adventitia

tunica adventitia


tunica

 [too´nĭ-kah] (L.) a tunic or coat; used in anatomic nomenclature to designate a membranous covering of an organ or a distinct layer of the wall of a hollow structure, as a blood vessel.tunica adventi´tia the outer coat of various tubular structures.tunica albugi´nea a dense white fibrous sheath that encloses a part or organ, such as the testicle or ovary.tunica conjuncti´va the conjunctiva.tunica dar´tos dartos.tunica exter´na an outer coat, such as the fibroelastic coat of a blood vessel.tunica inter´na an inner coat or layer.tunica in´tima the innermost coat of a blood vessel; called also Bichat's tunic.tunica me´dia the muscular middle coat of a blood vessel.tunica muco´sa the mucous membrane lining of various tubular structures.tunica muscula´ris the muscular coat or layer surrounding the tela submucosa in most portions of the digestive, respiratory, urinary, and genital tracts.tunica pro´pria the proper coat or layer of a part, as distinguished from an investing membrane.tunica sero´sa the membrane lining the external walls of the body cavities and reflected over the surfaces of protruding organs; it secretes a watery exudate.tunica vagina´lis tes´tis the serous membrane covering the front and sides of the testis and epididymis.tunica vasculo´sa a vascular coat, or a layer well supplied with blood vessels.

ad·ven·ti·ti·a

(ad-ven-tish'ă), [TA] The outermost connective tissue covering of any organ, vessel, or other structure (or part thereof) not covered by a serous coat (visceral peritoneum); instead, the covering is properly derived from without (that is, from the surrounding connective tissue) and does not form an integral part of such organ or structure. Terminologia Anatomica lists adventitia (tunica adventitia) of the following organs: blood vessels, ductus deferens, esophagus, renal pelvis, seminal glands, and ureters. Synonym(s): tunica adventitia [TA], membrana adventitia (1) [L. adventicius, coming from abroad, foreign, fr. ad, to + venio, to come]

ad·ven·ti·ti·a

(ad'vĕn-tish'ă) [TA] The outermost connective tissue covering of any organ, vessel, or other structure not covered by a serosa.
Synonym(s): tunica adventitia [TA] .
[L. adventicius, coming from abroad, foreign, fr. ad, to + venio, to come]
ThesaurusSeetunica
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