Which of the following statements is true about iron?
A. An iron-deficient individual absorbs less iron than a person with good iron status.
B. Approximately 65% of dietary iron is absorbed.
C. Excess dietary iron is excreted readily via the kidneys.
D. Iron deficiency anemia is found most commonly among young children, adolescents, and menstruating women.
Answer: D
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Substances that dissociate in water to form charged ions are called what?
a. Electrolytes b. ATPases c. Neurons d. Electrons
The biggest difference(s) between a Type I reaction and a Type IV reaction is/are:
a. the amount of time before onset of symptoms b. Type IV involves T cells and Type I involves an immunoglobulin. c. Type IV involves an immunoglobulin and Type I involves T cells. d. a and b e. a and c
Hydration status in athletes does not seem to be negatively affected by a caffeine intake up to:
a. 550 mg daily. b. 300 mg daily. c. 450 mg daily. d. 200 mg daily.
Scientific study of the intake of a low-glycemic index food prior to endurance exercise suggests that this strategy is ____
A) detrimental to performance B) beneficial to nearly all endurance athletes C) beneficial to some endurance athletes D) not beneficial or detrimental to any endurance athletes