释义 |
DictionarySeearterymiddle rectal artery
mid·dle rec·tal ar·ter·y [TA] origin, internal iliac; distribution, middle portion of rectum; anastomoses, inferior rectal and superior rectal. Because the latter is a tributary of the portal system, this is a portosystemic or portocaval anastomosis. Synonym(s): arteria rectalis media [TA], middle hemorrhoidal arterymid·dle rec·tal ar·te·ry (mid'ĕl rek'tăl ahr'tĕr-ē) [TA] Origin, internal iliac; distribution, middle portion of rectum; anastomoses, inferior rectal and superior rectal. Synonym(s): arteria rectalis media, middle hemorrhoidal artery. middle rectal arteryA branch of the internal iliac artery or the inferior vesical artery; it supplies blood to the lower rectum and upper anal canal.See also: artery |