Question

Which artery serves the distal part of the large intestine via its left colic, sigmoidal, and superior rectal branches?.

Answer 1

Inferior mesenteric artery
The part of the colon located distal to the left colic flexure is derived from the hindgut is supplied by the inferior mesenteric artery. The distal part (lower third of the rectum) is supplied by the internal iliac artery. The ileocolic artery supplying the cecum is a branch of the superior mesenteric artery.