Embryology and Histology Flashcards
1
Q
List some defects of the small intestine
A
Meckels diverticulum
Vitteline fistula, cyst, ligament
2
Q
What is the function of the cloaca?
A
Contributes to hindgut and urogenital system
3
Q
List the layers of the digestive tract
A
Mucosa
Submucosa
Muscularis externa
Serosa/ adventitia
4
Q
What is the function of chief cells?
A
Digestive enzyme secreting cells
5
Q
What is the function of parietal cells?
A
HCl producing cell
6
Q
What does the muscularis externa of the stomach do?
A
Aids churning of the stomach
7
Q
What is the nervous system of the digestive tract? What is it’s functions?
A
Enteric nervous system
MYENTERIC PLEXUS: controls gut motility
SUBMUCOSAL PLEXUS: controls mucosa and helps regulate secretion in epithelium
