Which of the following is a characteristic of aging and the immune system?
a. Immunity in older people does not seem to be affected by regular exercise.
b. In the United States, infectious diseases are a minor cause of deaths in the elderly.
c. Immune function does not decline with age in people who maintain good nutrition.
d. Antibiotics are often ineffective in treating infections in older people who have deficient immune systems.
e. In elderly persons, nutritional status rarely influences immune functioning.
Question 2
Which of the following is a feature of the stress response in men and women?
a. Women's general reactions to stress are different than those of men.
b. The ability to respond is weaker in older women compared with older men.
c. The secretion of epinephrine is suppressed in elderly women compared with elderly men.
d. Psychological stressors such as divorce or death of a loved one are handled much less well by elderly men compared with elderly women.
e. There are no clinically important differences in men's and women's responses to stress.
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