Projecting from the lower part of the head is the uncinate process, which passes posterior to the superior mesenteric vessels.
The neck of the pancreas is anterior to the superior mesenteric vessels. Posterior to the neck of the pancreas, the superior mesenteric and splenic veins join to form the portal vein.
The body of the pancreas is elongate and extends from the neck to the tail of the pancreas.
The tail of the pancreas passes between layers of the splenorenal ligament.