This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood Vessels of Abdomen and Pelvis, Subject name: Anatomy
The left suprarenal vein drains into: 
Select and explain. 
A. Inferior vena cava, B. Lt. renal vein, C. Rt. renal vein, D. Portal vein
B: Lt. renal vein
Answer: B: Lt. renal vein 
Explanation: Ans: b (Lt. renal vein)Venous drainage of the suprarenals:Left suprarenal vein drains into the Lt. renal veinRt. suprarenal vein drains into the inferior vena cavaArterial supply.Each gland is supplied by:1) Superior suprarenal artery- Br. of inferior phrenic artery2) Middle suprarenal artery- Br. of abdominal aorta3) Inferior suprarenal artery- Br, of renal artery