Wikipedia:Portal:Portal/Selected article/2

The hepatic portal vein is a portal vein in the human body that drains blood from the digestive system and its associated glands. It is one of the main components of the hepatic portal venous system.

It is formed by the union of the
 * splenic vein and
 * superior mesenteric vein and
 * inferior mesenteric vein

and divides into a right and a left branch immediately before entering the liver.