A high risk of heart attack correlates with high blood levels of
a. free fatty acids. b. high-density lipoproteins.
c. low-density lipoproteins. d. very low-density lipoproteins.
c
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After 2 minutes of exercise, aerobic metabolism represents about _______ of energy used.
A. 60% B. 90% C. 45% D. 30%
Which proportion of calories from complex carbohydrates is recommended for athletes and fitness enthusiasts?
a. 40-45 percent b. 45-50 percent c. 50-55 percent d. 55-60 percent e. 60-65 percent
What is the RDA for adult men and women for folate?
a. 100 mcg b. 200 mcg c. 300 mcg d. 400 mcg e. 500 mcg
What is thought to be the primary function of the oligosaccharides in breast milk?
a. Stimulation of the let-down reflex b. Protection from infections in the infant c. Stimulation of salivary amylase in the infant d. Enhanced bioavailability of DHA and arachidonic acid e. Increase the permeability of intestinal mucous