A potentially fatal condition characterized by the failure of the body's heat-regulating
mechanisms is heat
A) stroke. B) dehydration. C) hypertension. D) fever.
Q. 2A condition characterized by dangerously high potassium levels in the blood is
A) hyponatremia. B) hyperkalemia.
C) hypokalemia. D) hypernatremia.
Q. 3Up to what proportion of cancer deaths do researchers estimate to be related to
overweight/obesity, poor nutrition, and inadequate physical activity?
A) one-half B) one-eighth
C) one-third D) three-quarters
Q. 4Which of the following does NOT occur during the stage of cancer known as promotion?
A) Mutated cells divide.
B) Cancerous tumors grow.
C) Mutated DNA takes over cells' genetic instructions.
D) Mutated cells grow their own blood vessels.
Q. 5A deficiency of which of the following can result in erythrocyte hemolysis, leading to anemia?
A) iron B) zinc C) vitamin C D) vitamin E
Q. 6Which of the following nutrients requires the MOST frequent consumption to assure adequate
body stores?
A) vitamin C B) vitamin E C) vitamin A D) beta-carotene
Q. 7The agency that sets and monitors standards for city water systems is the
A) Environmental Protection Agency (EPA).
B) Centers for Disease Control and Prevention (CDC).
C) Food and Drug Administration (FDA).
D) U.S. Department of Agriculture (USDA).
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