The duodenum Flashcards
1
Q
The duodenum is considered a “mixing bowl” that receives
A
chyme from stomach and digestive secretions from pancreas and live
2
Q
What are the functions of the duodenum?
A
- To receive chyme from stomach
- To neutralize acids before they can damage the absorptive surfaces of the small intestine
3
Q
The jejunum is the
A
middle segment of small intestine
4
Q
How long is the jejunum?
A
2.5 meters (8.2 ft) long
5
Q
The jejunum is the location of most
A
- Chemical digestion
- Nutrient absorption
6
Q
The jejunum has few
A
plicae circulares
7
Q
The jejunum has small
A
villi
8
Q
The IIeum is the
A
final segment of small intestine
9
Q
How long is the IIeum?
A
3.5 meters (11.48 ft) long
10
Q
Where does the IIeum end
A
- Ends at the ileocecal valve
11
Q
What is the ileocecal valve
A
A sphincter that controls flow of material from the ileum into the cecum of the large in
