The amount of energy (kcal) provided by the B-complex vitamins is:
a. 4 kcal/g.
b. 7 kcal/g.
c. 9 kcal/g.
d. 0 kcal/g.
d
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A diet plan for a malnourished person with hepatitis would be
a. a low-kcalorie, low-protein diet. b. a high-kcalorie, low-protein diet. c. a high-kcalorie, high-protein diet. d. not required.
The mixture of calcium and phosphorus that forms the structure of bone is called
A. calcium carbonate. B. calcium citrate. C. dentin. D. hydroxyapatite.
How do sodium and potassium travel into and out of cells?
a. Antidiuretic hormone transports potassium and prodiuretic hormone carries sodium. b. Specific transport proteins in the blood deliver the minerals to the cell cytoplasm. c. The balance of insulin and glucagon determines the movement of these minerals into and out of cells. d. Transport proteins within the cell membrane pick up and release the minerals across the membrane. e. A negative feedback loop uses blood glucose levels for transfer.
In the U.S., the Centers for Disease Control and Prevention (CDC) is responsible for
a. monitoring health trends and compiling health-related statistics. b. preventing epidemics. c. monitoring the safety of the food supply. d. preventing the importation of contaminated food.