This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Injury to which of the following vessels is least likely to result in significant damage: 
Select and explain. 
A. Renal aery, B. Superior mesenteric aery, C. Inferior mesenteric aery, D. Celiac trunk
C: Inferior mesenteric aery
Answer: C: Inferior mesenteric aery 
Explanation: Ans. c. Inferior mesenteric aeryInjury to inferior mesenteric aery is least likely to result in significant damage among the given options.Occlusion of the inferior mesenteric aery does not always result in irreversible ischaemia of the descending and sigmoid colon, because the marginal aery of the colon usually receives an adequate supply from the left branch of the middle colic aery.