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.
C
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The current RDA for protein for toddlers is
A) 1 g/kg body weight per day. B) 0.8 g/kg body weight per day. C) 2.0 g/kg body weight per day. D) 1.1 g/kg body weight per day.
Water-soluble nutrients are transported from intestinal epithelial cells to the ____ via the ____.?
A) ?liver; hepatic portal vein B) ?heart; aorta C) ?liver; hepatic vein D) ?kidneys; lymphatic system
Approximately what percentage of the world's water is fresh water?
A) 3% B) 10% C) 25% D) 35% E) 50%
A woman would likely be advised to switch from a progestin-only hormonal contraceptive to a combination hormonal contraceptive due to _____
a. weight gain b. irritability c. fatigue d. headache e. abdominal pain