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PLE 2018 > Physio - GI > Flashcards

Physio - GI Flashcards

1
Q

SOURCE: I cells

A

CCK

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2
Q

SOURCE: G cells

A

Gastrin

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3
Q

SOURCE: M cells

A

Motilin

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4
Q

SOURCE: K cells

A

Glucose dependent insulinotropic peptide

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5
Q

TRIGGER: Oral glucose

A

Glucose dependent insulinotropic peptide

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6
Q

TRIGGER: CHON

A

Gastrin

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7
Q

TRIGGER: Fasting

A

Motilin

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8
Q

TRIGGER: All types (Main: Fatty acids)

A

CCK

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9
Q

TRIGGER: H+ in the duodenum

A

Secretin

Somatostatin

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10
Q

SOURCE: S cells

A

Secretin

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11
Q

ACTION: Activates interdigestive/migrating myoelectric complex

A

Motilin

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12
Q

ACTION: Stimulates Parietal cells (Fundus) to release HCl

A

Gastrin

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13
Q

ACTION: Inhibits HCl secretion

A

Glucose dependent insulinotropic peptide

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14
Q

ACTION: Bile secretion

A

CCK

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15
Q

ACTION: Growth of gastric mucosa

A

Gastrin

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16
Q

ACTION: Increases biliary and pancreatic HCO3-

A

Secretin

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17
Q

ACTION: Inhibits gastric emptying time (2)

A

Glucose dependent insulinotropic peptide

CCK

18
Q

Two homologous GI hormones

A

CCK and Gastrin

19
Q

Homologous to Glucagon

A

Secretin

20
Q

ACTION: Inhibits pancreatic HCO3- and enzymes

A

Pancreatic polypeptide

21
Q

SOURCE: Pancreas

A

Pancreatic polypeptide

22
Q

SOURCE: L cells

A

Glucagon-Like Peptide 1

23
Q

ACTION: Stimulates Insulin secretion

A

Glucagon-Like Peptide 1

24
Q

ACTION: Inhibits ALL GI hormones

A

Somatostatin

25
Q

ACTION: Inhibits H+ secretion

A

Somatostatin

26
Q

SOURCE: Mast Cells

A

Histamine

27
Q

ACTION: Increases H+ secretion

A

Histamine

28
Q

ACTION: Potentiates Gastrin and Ach action

A

Histamine

29
Q

ACTION: Ultimate GI tract smooth muscle relaxant

A

VIP (Vasoactive Intestinal Peptide)

30
Q

ACTION: Stimulates gastrin release from G cells

A

GRP (Bombesin)

31
Q

ACTION: Contracts LES, Pyloric sphincter, Ileocecal valve

A

Enkephalins

32
Q

ACTION: Inhibits anorexigenic neurons

A

Ghrelin

33
Q

SOURCE: Gastric cells

A

Ghrelin

34
Q

ACTION: Releases Neuropeptide Y to increase appetite

A

Orexigenic neurons

35
Q

ACTION: Release POMC to decrease appetite

A

Anorexigenic neurons

36
Q

ACTION: Inhibits Ghrelin

A

Peptide YY

37
Q

ACTION: Stimulates Anoxergenic neurons

A

Leptin
Insulin
GLP-1

38
Q

Area of the brain where appetite/hunger center found

A

Lateral hypothalamic area

39
Q

Area of the brain where Satiety enter is found

A

Ventromedial hypothalamus

40
Q

Sends signals to satiety and hunger centers

A

Arcuate nucleus

PLE 2018 (9 decks)

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