<prompt> Structures injured while resecting the free edge of lesser ornentum:Poal veinHepatic aery properCommon bile ductAll  <response>: A i.e. Poal vein; B i.e. Hepatic aery; E i.e. Common bile ductFree right margin edge of lesser omentum contains hepatic aery proper, poal vein note hepatic vein, common bile duct, poocaval lymph nodes lymphatics and hepatic plexus of nerves ensheathed in a perivascular fibrous capsule 