Dietary fiber has been recommended for its possible benefits in reducing heart disease by lowering blood cholesterol. How is fiber thought to play its role in lowering blood cholesterol?
a. Insoluble fiber binds with cholesterol in the large intestine and is excreted in feces.
b. Viscous fiber binds with bile in the intestine and is excreted in feces.
c. Soluble fiber binds with cholesterol in the blood and is excreted by the liver.
d. Insoluble fiber converts to bile in the large intestine and binds with cholesterol.
e. Soluble fiber converts dietary cholesterol into bile, which is recycled for use in the digestive process.
Question 2
You are teaching a client how to possibly lower blood cholesterol levels by consuming foods high in fiber. Which of the following foods would be least effective for this purpose?
a. oat bran cereals
b. whole-wheat breads
c. black-eyed peas
d. young green peas
e. apples
Valves of the heart.
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