GI Physiology Review Flashcards
0
Q
What are 5 Things that influence gI function?
A
Parasympathetic nervous system Sympathetic nervous system PGE HCL Irritating compounds/bacterial toxins
1
Q
What are the 3 basic functions of the GI tract?
A
Transport food
Secrete digestive enzymes
absorb nutrients
2
Q
Where is PGE produced?
A
GI cells
3
Q
What does PGE do? 4
A
Increase intestinal mucous production
Increase blood supply to GI
Decrease HCL acid secretion
Decrease intestinal motility
4
Q
What does the parasympathetic nervous system do? 3
A
Increases secretions, blood flow, and gut motility
5
Q
What does the sympathetic nervous system do? 3
A
Decreases intestinal secretions, blood flow, and gut motility
6
Q
What is HCL made from? 4
A
Parietal cells in response to histamine, gastric, and acetylcholine
