ascending colon

US /əˌsen.dɪŋ ˈkoʊ.lən/
UK /əˌsen.dɪŋ ˈkoʊ.lən/
"ascending colon" picture
1.

the first part of the colon, which extends from the cecum to the right colic flexure

:
The ascending colon is located on the right side of the abdomen.
Inflammation of the ascending colon can cause pain in the lower right abdomen.