descending colon

American  

[koh-luhn] / ˈkoʊ lən /

noun

Anatomy.

1. the last portion of the colon, beginning at the upper left abdomen in the region of the spleen and continuing downward along the left posterior wall to the sigmoid flexure.

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Example Sentences

The colon can be divided into four regions, the ascending colon, the transverse colon, the descending colon and the sigmoid colon.

From Textbooks • Jun. 9, 2022

The inferior mesenteric vein drains the distal third of the large intestine, including the descending colon, the sigmoid colon, and the rectum.

From Textbooks • Jun. 19, 2013

From there, food residue passes through the descending colon, which runs down the left side of the posterior abdominal wall.

From Textbooks • Jun. 19, 2013

The colon has four regions, the ascending colon, the transverse colon, the descending colon and the sigmoid colon.

From Textbooks • Apr. 25, 2013

The descending colon is much narrower than the rest, and not sacculated, and, being considerably longer than the distance it has to traverse, is thrown into numerous folds.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 6 "Home, Daniel" to "Hortensius, Quintus" by Various