sigmoid artery

sigmoid artery definition - medical

sigmoid artery

noun
Any of the arteries with their origin in the inferior mesenteric artery, with distribution to the descending colon and sigmoid flexure, and with anastomoses to the left colic and superior rectal arteries.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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