胰腺是人体一个十分重要的消化腺。胰腺位于上腹深处，为腹膜后器官，可分为头、颈、体、尾四部分，有主胰管和副胰管通入十二指肠。主胰管与胆总管可合为“共同管道”可形成 Vater 壶腹，该处如有梗阻，胆汁可逆流入胰管引起急性胰腺炎；胰腺是兼有内、外分泌的腺体。在外分泌方面，胰腺泡和胰管上皮分泌的胰液是人体最重要的消化液。主要含碳酸氢盐、α-淀粉酶、脂肪酶、胰蛋白酶、糜蛋白酶、弹性硬蛋白酶、血管舒缓素、羧肽酶、亮氨酸氨肽酶等。在内分 The pancreas is a very important digestive gland in the body. The pancreas is located in the depth of the upper abdomen, is retroperitoneal organs, can be divided into head, neck, body, tail four parts, the main pancreatic duct and the access of the secondary pancreatic duodenum. The main pancreatic duct and the common bile duct can be combined as a “common duct” to form a Vater ampulla, where obstruction, bile reversible flow into the pancreatic duct caused by acute pancreatitis; pancreas is both endocrine and exocrine glands. In terms of exocrine, pancreatic vesicles and pancreatic duct epithelium secretion of pancreatic juice is the body’s most important digestive juice. Mainly bicarbonate, alpha-amylase, lipase, trypsin, chymotrypsin, elastase, kallikrein, carboxypeptidase, leucine aminopeptidase and so on. In minutes