The T cells that primarily attack virus-containing cells are
A. regulatory T cells.
B. helper T cells.
C. killer T cells.
D. suppressor T cells.
Answer: C
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The body's mental, emotional, and physiological response to any situation that is new, threatening, frightening, or exciting is called
a. a stressor. b. stress. c. distress. d. homeostasis.
Which of the following macronutrient distributions is consistent with the Acceptable Macronutrient Distribution Ranges set by the Food and Nutrition Board?
A. 40 percent of daily calories as protein, 40 percent of daily calories as carbohydrate, 20 percent of daily calories as fat B. 30 percent of daily calories as protein, 35 percent of daily calories as carbohydrate, 35 percent of daily calories as fat C. 10 percent of daily calories as protein, 65 percent of daily calories as carbohydrate, 25 percent of daily calories as fat D. 15 percent of daily calories as protein, 45 percent of daily calories as carbohydrate, 40 percent of daily calories as fat
Mononucleosis is a common viral infection that as many as ________ percent of adults in the United States will contract by the time they are 40 years old.
A. 65 B. 75 C. 85 D. 95
Excess hydration, or water intoxication, is clinically known as
A) hypernatremia. B) hyponatremia. C) scurvy. D) dehydration.