After complete occlusion of the origin of the inferior mesenteric artery with a blood clot, the blood supply of the left portion of the colon is maintained by the following arteries except which?

Question

Quizplus · Accepted Answer

The left lumbar arteries do not significantly contribute to the left portion of the colon. The middle colic artery from the superior mesenteric artery, the sigmoid arteries, and the marginal artery, as well as the hemorrhoidal arteries, will maintain the blood supply to the left portion of the colon.

After Complete Occlusion of the Origin of the Inferior Mesenteric