<prompt> All are tributaries of portal vein EXCEPT:Left gastric veinRight gastric veinInferior pancreatoduodenal veinSuperior mesenteric vein  <response>: Ans. C Inferior Pancreatoduodenal veinTributaries of Portal Vein1. Left Gastric vein2. Right Gastric vein3. Superior Pancreatoduodenal vein4. Splenic vein5. Superior mesenteric vein6. Inferior mesenteric vein7. Cystic veinExtra Mile Hepatic portal vein is a blood vessel that conducts blood from GIT and spleen to the liver. Liver receives 75 of its blood through hepatic portal vein, and the remainder from hepatic artery proper. Note: blood leaves the liver to the heart in the hepatic vein. 