Which is the most common site of nosocomial infect

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Epidemiology NCLEX Questions Questions

Question 1 of 5

Which is the most common site of nosocomial infections?

A. Surgical wound B. Respiratory tract C. Skin D. Urinary tract

Correct Answer: D

Rationale: Urinary tract infections (often catheter-related) are most common.

Question 2 of 5

Studies of estimated mortality related to birth control in premenopausal women have shown that

A. at all ages, mortality is greater among women using no contraception than among women using oral contraceptives B. the mortality among women ages 40 to 44 associated with the use of abortion is less than one-twentieth that associated with birth C. death rates associated with the use of intrauterine devices (IUDs) are about ten times higher in older than in younger women D. smokers who use birth control pills are at about a 15 percent higher mortality risk

Correct Answer: A

Rationale: Pregnancy risks exceed OCP risks; B-D speculative, E false (older women higher).

Question 3 of 5

Primary hepatocellular carcinoma (hepatoma) is

A. more common in persons with chronic liver disease B. associated with the consumption of raw meat C. responsible for 2 to 4 percent of all deaths from cancer in Africa D. associated with cigarette smoking

Correct Answer: A

Rationale: Chronic liver disease (e.g., HBV, HCV) is key; others false.

Question 4 of 5

True statements about osteoarthritis (degenerative joint disease) include

A. it is more than twice as common among women as men of the same age B. the pattern of joint involvement is essentially identical in all races among persons of the same age C. about 50 percent of persons over age 75 have some degenerative joint disease D. hereditary factors are important in Heberden's nodes

Correct Answer: C

Rationale: ~50% over 75 have OA; A (slightly higher), B (varies), D (true but not sole) false.

Question 5 of 5

The development of neuropathic symptoms is associated with chronic exposure to all the following substances EXCEPT

A. mercury B. lead C. arsenic D. sulfur dioxide

Correct Answer: D

Rationale: SO2 affects lungs, not nerves; others do.

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Which is the most common site of nosocomial infections?

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Epidemiology NCLEX Questions Questions

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