The poal vein is derived from which of the following?: (A) Vitelline veins, (B) Umbilical veins, (C) Anterior cardinal veins, (D) Posterior cardinal veins
Answer is A. The poal vein is derived from :- Major contribution from Right vitelline vein Minor contribution from left vitelline vein Dorsal anastmosis between left and right vitelline vein (NOTE - vitelline of each side are connected to each other by proximal , middle and distal anastmosis )