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Nutritional Biochemistry > Digestive System > Flashcards

Digestive System Flashcards

1
Q

GASTRIN

located in stomach + small intestine. Released by vagus nerve + G cells in the pyloric glands

A

Functions:

Stimulates gastric acid, pepsinogen secretion

Modifies gastric and oesophageal motility

Stimulates gallbladder contraction

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2
Q

CHOLECYSTOKININ

a polypeptide hormone secreted by the mucosa of the upper intestine and by the hypothalamus

A

Functions:

Stimulates gall bladder contraction

Stimulates pancreatic enzyme secretion

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3
Q

SECRETIN

[A strongly basic polypeptide hormone secreted by the mucosa of the duodenum and upper jejunum when acid chyme enters the small intestine

A

Functions:

Stimulates pancreatic juice secretion (causing shift in the pH)

Diminishes gastric emptying

Diminishes gastric acid secretion

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Nutritional Biochemistry (6 decks)

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