Which of the following statements about elderly Am

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Question 1 of 5

Which of the following statements about elderly Americans is true?

A. Most of the difference in life expectancy between men and women is due to unalterable genetic factors B. Although there are more elderly women than men, fewer elderly women live alone C. A woman is less likely to be institutionalized in a nursing home than is a man D. The number of persons older than 65 years of age is expected to increase by nearly 15 percent in the next 40 years

Correct Answer: C

Rationale: Women live longer, more men in nursing homes; A (lifestyle), B (more women alone), D (higher growth) false.

Question 2 of 5

Studies of the epidemiology of epilepsy have shown that

A. brain tumor is the most common cause in children less than 12 years of age B. cerebrovascular disease is the most common cause in adults older than 50 years of age C. 20 to 25 percent of children will have one or more seizures with febrile illnesses at some time in their childhood D. 90 percent of patients with posttraumatic seizures require long-term anticonvulsant therapy

Correct Answer: B

Rationale: Stroke leads in >50; A (idiopathic), C (~3-5%), D (varies), E (true but not sole) false.

Question 3 of 5

Prolonged exposure to polyvinyl chlorides in production is associated with each of the following EXCEPT

A. acroosteolysis B. Raynaud phenomenon C. lung disease D. angiosarcoma of the liver

Correct Answer: C

Rationale: Lung disease isn’t PVC-related; others are.

Question 4 of 5

True statements about occupational skin disease include which of the following?

A. Most cases of contact dermatitis are mediated by an allergic reaction B. Allergic contact dermatitis rarely recurs upon reexposure C. Chloracne is usually caused by exposure to chlorine gas or hydrochloric acid D. A diagnostic feature of chloracne is the presence of yellowish cysts early in the disease

Correct Answer: D

Rationale: Chloracne (dioxins) shows cysts; A (irritant more common), B (recurs), C (false) wrong.

Question 5 of 5

Studies of the epidemiology of alcoholism have shown

A. that it is often associated with a family history of strict abstinence B. that there is only weak evidence for a genetic cause C. that the usual age of onset in men is about age 40, during the midlife crisis D. none of the above

Correct Answer: D

Rationale: A (family alcoholism), B (strong genetics), C (20s-30s), D (no peak) false.

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Which of the following statements about elderly Americans is true?

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Questions in Epidemiology Questions

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