Gastrointestinal Hormones

Question 1

Gastrin (released by)

Answer 1

stomach and duodenum
in response to food

Question 2

Cholecystokinin (CCK) (released by)

Answer 2

small intestine
in response to fat in chyme

Question 3

secretin (released by)

Answer 3

small intestine
in response to acid in chyme

Question 4

motilin (released by)

Answer 4

small intestine
in response to gastric distension and dietary fat

Question 5

glucose-dependent insulinotropic peptide (GIP) (released by)

Answer 5

small intestine
in response to glucose, amino acids, and fat

Question 6

peptide YY (released by)

Answer 6

Ileum and large intestine
in response to fat in the large intestine

Question 7

somatostatin (released by)

Answer 7

stomach, small intestine, and pancreas

Question 8

gastrin (functions)

Answer 8

-HCl and pepsinogen
-gastric motility

Question 9

cholecystokinin (CCK) (functions)

Answer 9

-pancreas enzymes
-gallbladder bile

Question 10

Secretin (functions)

Answer 10

-pancreas bicarbonate

Question 11

motilin (functions)

Answer 11

-motility of GI

Question 12

glucose dependent insulinotropic peptide (GIP) (functions)

Answer 12

-inhibits acid secretion
-insulin release

Question 13

peptide YY (functions)

Answer 13

-inhibits secretions
-slows down (allows for nutrient absorption)

Question 14

somatostatin (functions)

Answer 14

-inhibits release of GI hormones
-slows down