Which of the following nutrients is necessary for the absorption of calcium?
A) iron B) phosphorus C) zinc D) vitamin D
D
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Alcohol is a contributing factor in half of all drowning deaths of adolescent men
Indicate whether the statement is true or false
Which of the following is a true statement about physical activity and aging in general?
a. The total amount of physical activity stays the same, but there is a decrease in the intensity and duration of individual activities. b. The total amount of physical activity declines, but there is an increase in the intensity of individual activities. c. The total amount of physical activity as well as the intensity and duration of individual activities declines. d. After retirement there is an increase in the amount, intensity, and duration of physical activity because people have more time to exercise.
The lipoprotein that transports lipids from the intestine into the bloodstream is a
A) chylomicron. B) micelle. C) very-low-density lipoprotein (VLDL). D) high-density lipoprotein (HDL).
The best way to determine whether environmental conditions are imposing a heat load on your
body during exercise is to monitor your ________. A) skin temperature B) sweat rate C) heart rate D) breathing