AIs _____
a. were established for a few nutrients for which too few reliable scientific studies have been done to establish an RDA
b. were established for nutrients that are less important for growth and health than other nutrientsc
c. were established for nutrients that are needed in very small amounts in the diet
d. are recommended intakes for nutrients for which there are no ULs
e. are recommended intakes for those with chronic diseases
a
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Which of the following is a function of phytochemicals?
A. Increases the initiation and proliferation of cancer B. Increases the formation of blood clots C. Increases inflammation and oxidative damage to cells D. Regulates cell signaling and gene expression
The American College of Sports Medicine defines body fat percentage for a healthy adult male between the ages of 20 and 49 as
A. 10 to 15 percent of his weight as body fat. B. 16 to 21 percent of his weight as body fat. C. 20 to 25 percent of his weight as body fat. D. 24 to 29 percent of his weight as body fat.
What type of information do food composition tables and databases provide?
A) Nutrient functions B) Nutrient quantities in food servings C) Nutrient activity in living foods D) The dietary reference intakes E) None of the above
The FITT principle suggests that the optimal frequency of physical activity to achieve cardiorespiratory fitness is
A) 2 to 5 days per week. B) 3 to 6 days a week. C) 2 to 3 days per week. D) 7 days a week.