rectal artery


Medical Definition of rectal artery

: any of three arteries supplying especially 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

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Dictionary Entries Near rectal artery


rectal artery

rectal plexus

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Cite this Entry

“Rectal artery.” Medical Dictionary, Merriam-Webster, Accessed 22 Oct. 2021.

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