A college student who has been feeling fatigue decides to take an energy-boosting supplement advertised on a television infomercial and endorsed by a professional athlete. She reports feeling more energetic after taking the supplement but later discovers the supplement is only made of salt. What did the student experience?
A) The effectiveness of the energy supplement working in her body
B) The placebo effect; the student believing the supplement was working to increase energy
C) An increase in nerve conduction caused by the salt tablet
D) An increase in blood pressure
B
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a. 2–4 b. 4–6 c. 6–8 d. 8–10 e. 10–12
Approximately what percentage of the body's energy needs at rest is supplied by fat?
a. 5 b. 25 c. 40 d. 60 e. 75
The rare genetic disorders Menkes disease and Wilson's disease result from abnormal utilization of
a. iron. b. zinc. c. copper. d. manganese. e. fluoride.
According to the American Academy of Pediatrics, what is the recommended maximum number of hours/day of television viewing for a child under 2 years of age?
a. 0 b. 1 c. 2 d. 3