Small intestine

Question 1

T/F: The ileum and jejunum are histologically identical except the ileum has paneth cells and shorter villi.

Answer 1

false- ileum does have shorter villi but jejunum has the paneth cells in crypts of lieberkuhn

Question 2

What is the main role of the SI?

Answer 2

Absorption of nutrients

Question 3

Bile in the ____ breaks down fat into fat soluble vitamins ADEK.

Answer 3

Duodenum

lack of bile can result in vitamin def. and coagulopathies

Question 4

T/F:Pancreatic juice contains enzymes that break down fats into fatty acids and glycerol and also NaHCO3- to neutralize HCl.

Answer 4

true

Question 5

What is the main function of the ileum?
A) to complete the breakdown of fats, proteins, and carbohydrates
B) to absorb nutrients and bile
C) to absorb water
D) all of the above

Answer 5

B
A= jejunum
bile goes back to be recycled by liver

Question 6

Which digests short and medium chain fatty acids? 2 
A) Pancreatic lipase
B) Phospholipase
C) Lingual lipase
D) Gastric lipase

Answer 6

CD