The pancreas is an elongated,
tapered organ located across the back of the belly, behind the stomach. The right side
of the organ is called the head. It is the widest part of the organ. It lies in the
curve of the duodenum, which is the first part of the small intestine. The body of the
pancreas is tapered on the left side and extends slightly upward. It ends near the
spleen, which is called the tail.
The pancreas is made up of 2 types of glands:
Exocrine. The exocrine gland
secretes digestive enzymes. These enzymes are secreted into a network of ducts
that join the main pancreatic duct. This runs the length of the pancreas.
Endocrine. The endocrine
gland, which consists of the islets of Langerhans, secretes hormones into the