Pancreas lecture

Question 1

Function of the pancreas

Answer 1

Exocrine (digestive) functions
Endocrine functions

Question 2

What does the pancreas secrete

Answer 2

insulin
glucagon
amylin
somatostatin
pancreatic polypeptide

Question 3

Islet of langerhans

Answer 3

Alpha- glucagon
beta- insulin
delta- somatostatin
pancreatic polypeptide-

Question 4

Acini

Answer 4

glands that secrete digestive enzymes into the duodenum

Question 5

What is insulin stimulated by

Answer 5

high blood sugar
amino acids
beta keto acids
acetylcholine, intestinal hormones
beta agonists

Question 6

what inhibits insulin

Answer 6

low blood glucos
glucagon
cortisol
catecholamines
GH
somatostatin

Question 7

insulin half life

Answer 7

7 minutes
insulinase degrades unused insulin in liver, some degraded by kidney and muscles

Question 8

What does insulin do

Answer 8

Causes carbs to be stored as glycogen in muscle and liver, if not they are stored as fat
Promotes uptake of amino acids and conversion to protein
increases glycogenesis, decreases glycogenolysis

Question 9

With insulin, what does the cell membrane increase intake of?

Answer 9

amino acids, phosphate, potassium

Question 10

Insulin facilitates entry of glucose into cells except in the ____

Answer 10

brain
kidney tubules
RBCs