Nutrient absorption takes place in the epithelial cells that line the outer surface of villi. Nutrients are transferred from the cells to the blood or the lymphatic circulation via
A. capillaries and lacteals contained in each large fold of the intestinal lining.
B. capillaries and lacteals contained in each villus.
C. capillaries and lacteal contained in each microvillus.
B
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The U.S. Bureau of the Census projects that by the year _____ more than a million Americans will be 100 years old or older.?
a. 2020
b. ?2040
c. ?2018
d. ?2030
e. ?2025
Which of the following ingredients listed on food labels would be acceptable to the person who is highly intolerant to lactose in the diet?
a. Whey b. Casein c. Dextrins d. Milk solids
What is acetaldehyde?
a. An intermediate in fatty acid synthesis b. An intermediate in alcohol metabolism c. The first product of fatty acid catabolism d. The TCA compound that combines with acetyl CoA
The major role of vitamin E in the body is to _____
a. aid in normal blood clotting b. act as an antioxidant c. aid in formation of normal epithelial tissue d. act as a coenzyme in protein metabolism e. aid in formation of new bone