Hormones and Paracrine Agents in the Digestive System Flashcards

1
Q

What secretes Secretin ?

A

duodenal endocrine cells

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2
Q

What secretes CCK ?

A

duodenal endocrine cells

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3
Q

What secretes HCl ?

A

parietal cells

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4
Q

What secrete Histamine ?

A

enterochromaffin (ECL) cells

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5
Q

What secretes Somatostatin ?

A

D cells

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6
Q

What secretes Pepsin(ogen) ?

A

chief/principal cells

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7
Q

What secretes Gastrin ?

A

G cells

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8
Q

What secretes Intrinsic Factor ?

A

parietal cells

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9
Q

What secretes Bicarbonate in the stomach ?

A

mucous neck cells

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10
Q

What secretes Gastric Lipase ?

A

chief/principal cells

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11
Q

What secretes Mucus ?

A

mucous surface cells

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12
Q

What do parietal cells secrete ?

A

HCl and Intrinsic Factor

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13
Q

What do ECL cells secrete ?

A

histamine

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14
Q

What do D cells secrete ?

A

somatostatin

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15
Q

What do Chief/Principal cell secrete ?

A

pepsin(ogen) and gastric lipase

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16
Q

What do G cells secrete ?

A

gastrin

17
Q

What do Mucous Neck cells in the stomach secrete ?

A

bicarbonate

18
Q

What do Mucous Surface cells secrete ?

A

mucus

19
Q

What stimulates Secretin to release ?

A

acid in the duodenum

20
Q

What stimulates CCK to release ?

A

fat and protein in the duodenum

21
Q

What stimulates HCl to release ?

A

ACh, gastrin, or histamine

22
Q

What stimulates Histamine to release ?

A

ACh, or gastrin

23
Q

What stimulates Somatostatin to release ?

A

acid in the stomach`

24
Q

What stimulates Pepsin(ogen) to release ?

A

acidic conditions

25
Q

What stimulates Gastrin to release ?

A

stretching in the stomach, ACh, peptides, or amino acids in the stomach

26
Q

What stimulates Intrinsic Factor to release ?

A

ACh, gastrin, or histamine

27
Q

What stimulates Bicarbonate in the stomach to release ?

A

secretion of mucus

28
Q

What stimulates Gastric Lipase to release ?

A

ACh, or acid secretion

29
Q

What stimulates Mucus to release ?

A

irritation of the mucosa