rectal : Idioms & Phrases
rectal artery
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noun one of the arteries supplying the rectal area
arteria rectalis.
WordNet
rectal reflex
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noun normal response to the presence of feces in the rectum
defecation reflex.
WordNet
rectal vein
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noun any of several veins draining the walls of the anal canal and rectum
hemorrhoidal vein; vena rectalis.