Stomach Flashcards
1
Q
Structure
A
J shaped bag Fundus - top of the stomach Cardia - area where food content passes from oesophagus to stomach Body Antrum - bottom of stomach, pyloric area
2
Q
Function
A
Stores food before passing it to duodenum
Mixes food with gastric secretions to produce chyme
Initiates digestion of proteins (via HCl and pepsin)
3
Q
Rugae
A
Folds in the internal lining of the stomach
4
Q
Gastric gland secretions - oxyntic mucosa
A
Parietal cells
Chief cells
Enterochromaffin cells
5
Q
Gastric gland secretions - pyloric gland area
A
G cells - secrete gastrin
D cells - secrete somatostatin
6
Q
Stomach blood supply
A
Along lesser curvature - R&L gastric arteries (anastamose together)
Along greater curvature - R&L gastro-momental arteries (anastomose together)