During exercise, a lack of sufficient oxygen to the muscles may result in a build-up of lactic acid
a. True
b. False
Indicate whether the statement is true or false
True
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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.
Which hormone corrects a hyperglycemic state?
A. Cortisol B. Insulin C. Epinephrine D. Glucagon
HIV-infected patients experience an increased risk for cardiovascular disease when they use:
a. antiretroviral therapy. b. antidepressants. c. anabolic steroids. d. megadose vitamin supplements.
Which of the following conditions increases a person's metabolic rate?
A. Recovering from an exercise workout B. Having a higher than normal level of cholescystokinin C. Consuming essential fatty acids D. Having a lower than normal level of thyroid hormone