THE PANCREAS q Pancreas function and location q Pancreas gross anatomy q Exocrine pancreas q. Endocrine pancreas q. The interplay between insulin & glucagon. And the regulation of blood glucose levels q Video: Pancreas function
The Pancreas function The human pancreas is an amazing organ with two main functions: q. To produce digestive enzymes. q. To produce endocrine hormones The hormone function of the pancreas plays an important role in maintaining sugar in our bodies
Pancreas location • Retroperitoneal • Posterior to stomach • Inferior to liver
Pancreas gross anatomy q Head, body, tail q Pancreatic duct Joins bile duct Hepatopancreatic ampulla to duodenum Anatomy
Exocrine pancreas • Acinar cells – – r. ER Mitochondria Secretory granules Digestive enzymes Sizes of cells, viruses, and other small things
Endocrine pancreas Islets of Langerhans – cells – secrete glucagon • Raises blood sugar levels – cells – secrete insulin • blood Lowers sugar levels • Insulin acts through glucose transporters (e. g. , ) GLUT 4 Endocrine
The interplay between insulin and glucagon. Metabolism Pancreas Liver
Regulation of blood glucose levels
THE PANCREAS
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