Revision Flashcards
1
Q
What increases pepsinogen release?
A
ACh
Gastrin
Histamine
2
Q
What decreases pepsinogen release?
A
Prostaglandins
Somatostatin
3
Q
What is CCK released in response to?
A
Fatty acids and amino acids
CCK releasing peptide
4
Q
What is secretin released in response to?
A
Acid
Secretin Releasing Peptide
5
Q
What is gastrin inhibited by?
A
Somatostatin
Secretin
6
Q
What are the functions of gastrin?
A
- Increase HCl and pepsinogen
- Increase motility
- Gastroileal and gastrocolic reflexes
7
Q
What are the functions of CCK?
A
- Stimulates somatostatin
- Increase acid production
- Contract gall bladder and relax sphincter of Oddi
8
Q
What are the functions of secretin?
A
- Reduce motility and acid
- Production of bicarbonate
- Production of bile
- Inhibition of gastrin
9
Q
What is the function of gastric inhibitory polypeptide?
A
- Stimulates insulin secretion
2. Inhibits acid
10
Q
What is somatostatin stimulated by?
A
- Acid
- High blood glucose/ AAs
- CCK
- ACh
