Hormones and Pancreatitis that act in digestion

Question 1

Cholecystokinin is produced?

Answer 1

Duodenal Mucosa

Question 2

What is Cholecystokinin’s role in the Stomach?

Answer 2

Inhibits Stomach Secretory Activity

Question 3

What is Cholecystokinin’s role in the Liver?

Answer 3

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

Question 4

What is Cholecystokinin’s role in the Pancreas?

Answer 4

Stimulates pancreatic enzyme secretion

Question 5

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

Answer 5

Relaxes Sphrincter to allow bile and pancreastic juices to enter duodneum

Question 6

What is Cholecystokinin’s role in the Gallbladder?

Answer 6

Stimulates the organ to contract and release Bile (Stored)

Question 7

Glucose-dependent insulinotropic polypeptide is produced where?

Answer 7

Duodenal Mucosa

Question 8

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

Answer 8

Inhibits HCL production

Question 9

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

Answer 9

Beta Cells; stimulates Insulin release

Question 10

Where is Gastrin produced?

Answer 10

Stomach Mucosa

Question 11

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

Answer 11

Parietal Cells, Increases HCL Secretion (Stimulates Gastric emptying)

Question 12

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

Answer 12

Stimulates contraction of intestinal muscle

Question 13

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

Answer 13

Stimulates Mass Movements

Question 14

What valve does Gastrin have a Relaxation impact on?

Answer 14

Ilieocecal Valve

Question 15

What is Histamine’s Role in the stomach?

Answer 15

Activates Parietal Cells to release HCL

Question 16

What is intestinal Gastrin’s role in the stomach?

Answer 16

Stimulates Gastric glands and motility

Question 17

Where does Motilin act upon? Whats its function?

Answer 17

Proximal Duodenum- Stimulates Migrating motor Complex

Question 18

What stimulates the production for CCK?

Answer 18

Fatty Chyme

Question 19

What stimulates the production for GIP?

Answer 19

Fatty Chyme

Question 20

What stimulates the production for Gastrin?

Answer 20

ACH Released by nerve fibres

Question 21

What stimulates the production for Histamine?

Answer 21

Food in stomach

Question 22

What stimulates the production for Intestinal Gastrin?

Answer 22

Acid and partily digested food in Duodenum

Question 23

What stimulates the production for Motilin?

Answer 23

Fasting

Question 24

What stimulates the production for secretin?

Answer 24

Acid Chyme

Question 25

What stimulates the production for Serotonin?

Answer 25

Food in the stomach

Question 26

What stimulates the production for Somatostatin?

Answer 26

Food in stomach; Stimulated by sympathetic nerve fibres

Question 27

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

Answer 27

Chyme Containing partilly digestive foods

Question 28

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

Answer 28

Enteric Neurons

Question 29

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

Answer 29

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

Question 30

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

Answer 30

inhibits Secretion

Question 31

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

Answer 31

Increases Secretion

Question 32

Where is Somatostatin produced?

Answer 32

Stomach Mucosa, Dudoneal Mucosa

Question 33

What is Somatostatin's role in the stomach?

Answer 33

Inhibits gastric Secretion of all products

Question 34

What is Somatostatin's role in the Pancreas?

Answer 34

Inhibits Secretion

Question 35

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

Answer 35

Inhibits GI Blood flow; thus inhibits intestinal absorbption

Question 36

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

Answer 36

Inhibits Bile release and contraction

Question 37

What is Serotonin's role in the Stomach?

Answer 37

Causes contraction of stomach muscles

Question 38

What is Secretin's role in the Stomach?

Answer 38

inhibits gastric glands secretion and gastric Motility

Question 39

What is Secretin's role in the Pancreas?

Answer 39

Increase output of pancreati juices that are rich in? Bicarbonate ions, and Potentiates CCk action

Question 40

What is Secretin's role in the Liver?

Answer 40

Increase Bile output

Question 41

What is the tole of Motilin in the proximal Duodenum?

Answer 41

Stimulates Migrating motor Complex