<prompt> All are resected in whipples operation except:DuodenumHead of pancreasPortal veinCommon bile duct  <response>: Ans is c ie Portal vein Whipples operation Pancreaticoduodenectomyis the most commonly performed operation for carcinoma of head of pancreas.It includes resection of: distal stomach - duodenumgall bladder - proximal jejunumCBD - regional lymphatics head of pancreasRestoration of gastrointestinal continuity requiresPancreaticojejunostomy choledochojejunostomy . Gastrojejunostomy 