Superior rectal vein drains into?: (A) Inferior mesenteric vein, (B) External iliac vein, (C) Internal iliac vein, (D) Internal pudendal vein
Answer is A. Ans. is 'a' i.e., Inferior mesenteric veinSuperior rectal vein drains into inferior mesenteric vein.Inferior rectal vein drains into internal pudendal vein.