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: Anatomy
Poal vein supplies ? 
Select and explain. 
A. Spleen, B. Liver, C. Pancreas, D. Colon
B: Liver
Answer: B: Liver 
Explanation: Ans. is 'b' i.e., Liver Poal vein is a vein, still it supply blood to liver (usually a vein drains blood from an organ or tissue). The liver has dual blood supply :- 20% of blood supply is through the hepatic aery. 80% of blood supply is through the poal vein.