rectal artery

rectal artery n any of three arteries supplying esp. the rectum:
a) one arising from the internal pudendal artery and supplying the lower part of the rectum and the perineal region called also inferior hemorrhoidal artery, inferior rectal artery
b) one arising from the internal iliac artery and supplying the middle part of the rectum called also middle hemorrhoidal artery, middle rectal artery
c) one that is a continuation of the inferior mesenteric artery and that supplies the upper part of the rectum called also superior hemorrhoidal artery, superior rectal artery

Medical dictionary. 2011.

Look at other dictionaries:

  • rectal artery — noun one of the arteries supplying the rectal area • Syn: ↑arteria rectalis • Hypernyms: ↑artery, ↑arteria, ↑arterial blood vessel • Part Holonyms: ↑rectum …   Useful english dictionary

  • rectal artery inferior — arteria rectalis inferior …   Medical dictionary

  • rectal artery middle — arteria rectalis media …   Medical dictionary

  • rectal artery superior — arteria rectalis superior …   Medical dictionary

  • Middle rectal artery — Artery: Middle rectal artery The blood vessels of the rectum and anus, showing the distribution and anastomosis on the posterior surface near the termination of the gut. (Labeled as hemorrhoidal artery.) …   Wikipedia

  • Superior rectal artery — Infobox Artery Name = PAGENAME Latin = arteria rectalis superior GraySubject = 154 GrayPage = 610 Caption = Sigmoid colon and rectum, showing distribution of branches of inferior mesenteric artery and their anastomoses. (Superior hemorrhoidal… …   Wikipedia

  • Inferior rectal artery — Infobox Artery Name = PAGENAME Latin = arteria rectalis inferior, arteria hæmorrhoidalis inferior GraySubject = 155 GrayPage = 619 Caption = The inferior rectal arteries(unlabeled) surround the anus. Caption2 = The bloodvessels of the rectum and… …   Wikipedia

  • inferior rectal artery — n RECTAL ARTERY (a) …   Medical dictionary

  • middle rectal artery — n RECTAL ARTERY (b) …   Medical dictionary

  • superior rectal artery — n RECTAL ARTERY (c) …   Medical dictionary

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