<prompt> Posterior relation of poal vein ?PancreasGall bladderInf. vena cavaCBD  <response>: Ans. is b i.e., Gall bladder Impoant relations about poal vein Infraduodenal pa i Anterior :- Neck of pancreas ii Posterior :- IVC Retroduodenal pa i Anterior :- Istpa of duodenum, bile duct, gastroduodenal aery ii Posterior :- IVC Supraduodenal pa i Anterior :- Hepatic aery, bile duct ii Posterior :- IVC, separated by epiploic formen 