atresia

atresia
[ə'tri:ʃə, -zɪə]
noun
1》 Medicine absence or abnormal narrowing of an opening or passage in the body.
2》 Physiology the degeneration of those Graafian follicles which do not ovulate during the menstrual cycle.
Origin
C19: from a-1 + Gk trēsis 'perforation' + -ia1.

English new terms dictionary. 2014.

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  • Atresia — is a condition in which a body orifice or passage in the body is abnormally closed or absent. Examples of atresia include:* Anorectal atresia malformation of the opening between the rectum and anus. * Aural atresia (see Microtia) a congenital… …   Wikipedia

  • Atresia — Saltar a navegación, búsqueda Atresia es la falta de perforación ó la presencia de oclusión de un orificio o conducto normal del cuerpo humano. Podemos llamar atresia también al proceso de degeneración o muerte programada (apoptosis) propia de… …   Wikipedia Español

  • atresia — f. anat. patol. Oclusión congénita de una abertura natural del cuerpo. Medical Dictionary. 2011. atresia reducción del peso y …   Diccionario médico

  • atresia — occlusion of a natural passage in the body, 1807, from Mod.L. atresia, from Gk. atretos not perforated, from a , privative prefix, + tresis perforation, from PIE *tere to rub, turn, with derivatives referring to boring and drilling (see THROW (Cf …   Etymology dictionary

  • Atresia — A*tre si*a, n. [NL., fr. Gr. ? not perforated.] (Med.) Absence or closure of a natural passage or channel of the body; imperforation. [1913 Webster] …   The Collaborative International Dictionary of English

  • atresia — atresia. См. атрезия. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • atresia — s. f. [Anatomia] Oclusão das aberturas naturais (ducto ou orifício) do corpo …   Dicionário da Língua Portuguesa

  • atresia — (De a 2 y el gr. τρῆσις, agujero). f. Med. Imperforación u oclusión de un orificio o conducto normal del cuerpo humano …   Diccionario de la lengua española

  • atresia — [ə trē′zhə] n. an abnormality of the structure of a canal, duct, or body opening caused by a failure to develop properly or by an acquired closure, as with scar tissue …   English World dictionary

  • Atresia — Absence of a normal opening or failure of a structure to be tubular. Atresia can affect many structures in the body, including: {{}}Anal atresia congenital absence of a hole at the bottom end of the intestine. Also called imperforate anus. Aortic …   Medical dictionary

  • Atresia — (De a, privativo + gr. tresis, agujero < titraino, perforar.) ► sustantivo femenino MEDICINA Anormalidad consistente en el estrechamiento anómalo u obstrucción de un orificio o conducto del cuerpo humano. * * * atresia (de «a 1» y el gr.… …   Enciclopedia Universal

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