<Ul> <Li> Splenic vein </Li> <Li> Superior mesenteric vein </Li> <Li> Inferior mesenteric vein </Li> <Li> Gastric veins </Li> <Li> Cystic vein </Li> </Ul> <Li> Superior mesenteric vein </Li> <Li> Inferior mesenteric vein </Li> <P> Measuring approximately 8 cm (3 inches) in adults, the portal vein is located in the right upper quadrant of the abdomen, originating behind the neck of the pancreas . </P>

The hepatic portal vein receives blood from all of the following except