part_of part of part of continuous with develops from immediate transformation of common bile duct common hepatic duct http://upload.wikimedia.org/wikipedia/commons/4/48/Illu_liver_gallbladder.jpg TODO - MA distinguishes between bile duct, hepatic duct, common bile duct and common hepatic duct. in FMA hepatic duct and common hepatic duct are the same. Common is part of extra-hepatic part right hepatic duct left hepatic duct extrahepatic bile duct extrahepatic part of hepatic duct future common hepatic duct