Secretions of the stomach Flashcards
1
Q
What are the functions of stomach
A
Store food
Mixes food with secretions
regulates release of food into duodenum
secretes gastric juices
2
Q
Which cells are present in the lumen of the stomach
A
mucous neck cell Parietal cell ECL cell Chief cell D cell G cell
3
Q
What does mucous neck cells secrete
A
Mucous and bicarbonate ions
4
Q
What does parietal cell secrete
A
Acid and Intrinsic factor
5
Q
What does EC like cell secrete?
A
Histamine
6
Q
What does chief cell secrete?
A
pepsinogen and lipase
7
Q
What does D cell secrete
A
somatostatin
8
Q
What does G cell secrete
A
gastrin
9
Q
What are the layers of the wall of the stomach- from superficial to deep
A
Mucosa- contains gastric glands Muscularis mucosa submucosa oblique muscle circular muscle longitudinal muscle peritoneum
