Gastric Secretions and Cells Flashcards
1
Q
Secretes mucous
A
Mucous neck cells
2
Q
Components of mucous
A
Mucin
Electrolytes
Phospholipids
Water
3
Q
Secretes HCL and IF
A
Parietal cells
4
Q
Stimulates release of HCl from parietal cells
A
Gastrin
ACh
Histamine
5
Q
Inhibits release of HCl from parietal cells
A
Somatostatin
6
Q
Synthesize pepsinogen and gastric lipase
A
Chief cells
7
Q
Stimulates pepsinogen secretion
A
ACh
HCl
8
Q
Activates pepsinogen
A
HCl
Pepsin
–Cleaves peptide bonds of denatured proteins
9
Q
Synthesize histamine
A
ECL cells
10
Q
Stimulates histamine secretion
A
Gastrin
11
Q
Inhibits histamine secretion
A
Somatostatin
12
Q
Synthesize somatostatin
A
D Cells
13
Q
Stimulates somatostatin secretion
A
HCl and Gastrin
14
Q
Inhibits somatostatin secretion
A
ACh
15
Q
Synthesize gastrin
A
G Cells