<prompt> All form part of portal triad except -Hepatic arteryHepatic veinBile ductPortal vein  <response>: Ans. is b i.e., Hepatic vein o Glissonss capsule extend into the liver around branches of hepatic artery, portal vein and bile ducts as branching trabeculae called as portal tracts portal canals.o The combination of a bile ductule, branch of hepatic artery, and branch of portal vein is referred to as portal triad. 