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3rd Year > Hormones and Pancreatitis that act in digestion > Flashcards

Hormones and Pancreatitis that act in digestion Flashcards

1
Q

Cholecystokinin is produced?

A

Duodenal Mucosa

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2
Q

What is Cholecystokinin’s role in the Stomach?

A

Inhibits Stomach Secretory Activity

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3
Q

What is Cholecystokinin’s role in the Liver?

A

Stimulating the production of bile in the liver as well as its release from the gall bladder.

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4
Q

What is Cholecystokinin’s role in the Pancreas?

A

Stimulates pancreatic enzyme secretion

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5
Q

What is Cholecystokinin’s role in the hepatopancreatic sphincter/ sphincter of Oddi?

A

Relaxes Sphrincter to allow bile and pancreastic juices to enter duodneum

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6
Q

What is Cholecystokinin’s role in the Gallbladder?

A

Stimulates the organ to contract and release Bile (Stored)

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7
Q

Glucose-dependent insulinotropic polypeptide is produced where?

A

Duodenal Mucosa

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8
Q

What is Glucose-dependent insulinotropic polypeptide’s role in the stomach?

A

Inhibits HCL production

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9
Q

What is Glucose-dependent insulinotropic polypeptide’s role in the pancreas?/ What cells does it target?

A

Beta Cells; stimulates Insulin release

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10
Q

Where is Gastrin produced?

A

Stomach Mucosa

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11
Q

What is Gastrin’s role in the stomach? What cells does it target?

A

Parietal Cells, Increases HCL Secretion (Stimulates Gastric emptying)

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12
Q

What is Gastrin’s role in the Sm. intestines?

A

Stimulates contraction of intestinal muscle

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13
Q

What is Gastrin’s role in the Lg. intestines?

A

Stimulates Mass Movements

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14
Q

What valve does Gastrin have a Relaxation impact on?

A

Ilieocecal Valve

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15
Q

What is Histamine’s Role in the stomach?

A

Activates Parietal Cells to release HCL

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16
Q

What is intestinal Gastrin’s role in the stomach?

A

Stimulates Gastric glands and motility

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17
Q

Where does Motilin act upon? Whats its function?

A

Proximal Duodenum- Stimulates Migrating motor Complex

18
Q

What stimulates the production for CCK?

A

Fatty Chyme

19
Q

What stimulates the production for GIP?

A

Fatty Chyme

20
Q

What stimulates the production for Gastrin?

A

ACH Released by nerve fibres

21
Q

What stimulates the production for Histamine?

A

Food in stomach

22
Q

What stimulates the production for Intestinal Gastrin?

A

Acid and partily digested food in Duodenum

23
Q

What stimulates the production for Motilin?

A

Fasting

24
Q

What stimulates the production for secretin?

A

Acid Chyme

25
Q

What stimulates the production for Serotonin?

A

Food in the stomach

26
Q

What stimulates the production for Somatostatin?

A

Food in stomach; Stimulated by sympathetic nerve fibres

27
Q

What stimulates the production for Vasoactive intestinal peptide (VIP)?

A

Chyme Containing partilly digestive foods

28
Q

What is the site of production for Vasoactive intestinal peptide (VIP)?

A

Enteric Neurons

29
Q

What does Vasoactive intestinal peptide (VIP) do in the Sm. Intestines?

A

Stimulates Buffer Secretion
Increases blood flow through intestinal capillaries
Relaxes intersticial smooth muscle

30
Q

What does Vasoactive intestinal peptide (VIP) do in the stomach?

A

inhibits Secretion

31
Q

What does Vasoactive intestinal peptide (VIP) do in the pancreas?

A

Increases Secretion

32
Q

Where is Somatostatin produced?

A

Stomach Mucosa, Dudoneal Mucosa

33
Q

What is Somatostatin’s role in the stomach?

A

Inhibits gastric Secretion of all products

34
Q

What is Somatostatin’s role in the Pancreas?

A

Inhibits Secretion

35
Q

What is Somatostatin’s role in the Sm. Intestines?

A

Inhibits GI Blood flow; thus inhibits intestinal absorbption

36
Q

What is Somatostatin’s role in the Gallbladder/ Liver?

A

Inhibits Bile release and contraction

37
Q

What is Serotonin’s role in the Stomach?

A

Causes contraction of stomach muscles

38
Q

What is Secretin’s role in the Stomach?

A

inhibits gastric glands secretion and gastric Motility

39
Q

What is Secretin’s role in the Pancreas?

A

Increase output of pancreati juices that are rich in?

Bicarbonate ions, and Potentiates CCk action

40
Q

What is Secretin’s role in the Liver?

A

Increase Bile output

41
Q

What is the tole of Motilin in the proximal Duodenum?

A

Stimulates Migrating motor Complex

3rd Year (26 decks)

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