Lecture 7 Flashcards
1
Q
What is the function of bile in digestion?
A
Bile emulsifies fatty acids toincrease surface area for lipases.
2
Q
How are fatty acids kept stable to prevent oxidation?
A
antioxidants such as vitamin E, BHA, and BHT remove free radicals and prevent reaction of those oxygens with fatty acids.
3
Q
What is the main sterol in plants?
A
beta-sitoserol
4
Q
What are the benefits of eating plants sterols?
A
They can compete with cholesterol and reduce the effect of cholesterol.
5
Q
What is the lipase found in the mouth?
A
Lingual lipase
6
Q
What is the lipase found in the stomach?
A
Gastric lipase
7
Q
How are lipids digested in the small intestine?
A
1) Cholecystokinin is released stimulating bile release.
2) Pancreatic lipase is secreted
3) Hydrolysis of triglycerides and phospholipids takes place.
