Medical Dictionary
rectal artery
noun
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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