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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

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
ACTION: Inhibits H+ secretion
Somatostatin
26
SOURCE: Mast Cells
Histamine
27
ACTION: Increases H+ secretion
Histamine
28
ACTION: Potentiates Gastrin and Ach action
Histamine
29
ACTION: Ultimate GI tract smooth muscle relaxant
VIP (Vasoactive Intestinal Peptide)
30
ACTION: Stimulates gastrin release from G cells
GRP (Bombesin)
31
ACTION: Contracts LES, Pyloric sphincter, Ileocecal valve
Enkephalins
32
ACTION: Inhibits anorexigenic neurons
Ghrelin
33
SOURCE: Gastric cells
Ghrelin
34
ACTION: Releases Neuropeptide Y to increase appetite
Orexigenic neurons
35
ACTION: Release POMC to decrease appetite
Anorexigenic neurons
36
ACTION: Inhibits Ghrelin
Peptide YY
37
ACTION: Stimulates Anoxergenic neurons
Leptin Insulin GLP-1
38
Area of the brain where appetite/hunger center found
Lateral hypothalamic area
39
Area of the brain where Satiety enter is found
Ventromedial hypothalamus
40
Sends signals to satiety and hunger centers
Arcuate nucleus

PLE 2018 (9 decks)

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