500X 1000X Name the organ from which these slides were prepared.

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Presentation transcript:

500X 1000X Name the organ from which these slides were prepared.

500X 1000X Pancreas

500X 1000X Name the island of tissue at the center of each picture.

500X 1000X Islet of Langerhans

500X 1000X Name the cells located in the Islets of Langerhans

500X 1000X Alpha cells, Beta cells, Delta cells

500X 1000X What do the alpha cells produce?

500X 1000X Glucagon

500X 1000X What do the beta cells produce?

500X 1000X Insulin

500X 1000X What do the delta cells produce?

500X 1000X Somatostatin

500X 1000X What are these cells called ?

500X 1000X Acinar cells

500X 1000X Are acinar cells endocrine or exocrine in function?

500X 1000X Exocrine

500X 1000X What is the exocrine function of acinar cells?

500X 1000X Acinar cells secrete digestive enzymes. Name a digestive enzyme seceted?

500X 1000X Trypsinogen and chymotrypsinogen

500X 1000X What is the endocrine function of the pancreas?

500X 1000X Secrete insulin, glucagon, and somatostatin

500X 1000X Name the hormone that causes a decrease in plasma glucose.

500X 1000X Insulin

500X 1000X Name the hormone that causes an increase in plasma glucose.

500X 1000X Glucagon

500X 1000X Name the hormone that causes an increase in intracellular sugar.

500X 1000X Insulin

500X 1000X Name the hormone that causes a decrease in intracellular sugar.

500X 1000X Glucagon

500X 1000X Name the hormone that stimulates secretion of pancreatic digestive enzymes.

500X 1000X Cholecystokinen

500X 1000X Name the hormone that works antagonistically to glucagon.

500X 1000X Insulin

500X 1000X Name the hormone that stimulates the production of pancreatic fluid.

500X 1000X Secretin

500X 1000X What does the pancreatic fluid contain?

500X 1000X Water, bicarbonate, and zymogens

500X 1000X What are zymogens?

500X 1000X Enzymes in their inactive form.

500X 1000X Why must enzymes be in an inactive state while in the pancreas?

500X 1000X They would eat the pancreatic duct before they arrive in the small intestine.

500X 1000X Name the activated enzymes that enter the small intestine from the pancreas and what they digest.

500X 1000X Pancreatic amylases digest starch Pancreatic lipases digest lipids Pancreatic proteases digest protein Pancreatic nucleases digest nucleic acids

500X 1000X Insulin deficiency results in what disease?

500X 1000X Diabetes mellitus

500X 1000X What is the grown up name for high blood sugar?

500X 1000X Hyperglycemia

500X 1000X What is the name for low blood sugar?

500X 1000X Hypoglycemia