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Questions 149

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Question 1 of 5

The nurse is caring for a client receiving supplemental oxygen. The effectiveness of the oxygen therapy is best determined by:

Correct Answer: C

Rationale: Arterial blood gases provide a direct measure of oxygenation and are the most accurate way to evaluate the effectiveness of oxygen therapy.

Question 2 of 5

A public health nurse is preparing an educational handout about rubella, commonly known as measles. All of the following statements should be included in the informational handout EXCEPT

Correct Answer: B

Rationale: Rubella’s incubation period is 12-23 days, not 3-7 days. It spreads via respiratory droplets (coughing/sneezing), not skin-to-skin. Symptoms include fever and rash, but runny nose and cough are more typical of measles.

Question 3 of 5

The nurse is teaching a client with a new diagnosis of migraine headaches about trigger avoidance. Which of the following should the client avoid?

Correct Answer: B

Rationale: aged cheeses contain tyramine, a common migraine trigger

Question 4 of 5

Which instruction should be given to the client who is fitted for a behind-the-ear hearing aid?

Correct Answer: A

Rationale: Regular cleaning of the hearing aid mold prevents wax buildup and ensures proper function.

Question 5 of 5

A client with AIDS has a viral load of 200 copies per ml. The nurse should interpret this finding as:

Correct Answer: C

Rationale: A viral load of 200 copies/ml is low, indicating effective treatment and minimal circulating virus.

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