What population group is at the highest risk for iron overload?
a. Adult men
b. Adult women
c. Pregnant women
d. Adolescents
e. Infants
ANS: A
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Which of the following statements is true?
A. Most dietary supplements have been thoroughly researched and critically evaluated by scientists. B. Medicinal herbs must undergo testing for safety and effectiveness by the FDA before they can be marketed. C. The FDA can recall a dietary supplement when there is evidence that it is harmful. D. The EPA regulates the labeling of dietary supplements.
Excessive intake of iron can lead to a condition called hemochromatosis, which leads to damage of the ________.
A. kidneys B. liver C. brain D. heart
It is estimated that sedentary people use about ____ kilocalories of energy per kilogram body weight daily
A) 20 B) 25 C) 30 D) 35
What changes are seen in water balance as we get older? a. Total body water increases because the kidneys become more efficient
b. Our thirst mechanism does not work as efficiently so we may forget to drink fluids. c. Increased intake of water can lead to additional fluid in the lungs, causing pneumonia. d. In a person confined to bed, water retention can lead to pressure ulcers on the back. e. Dehydration is not very common because total body water increases with age.