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Questions 149

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NCLEX RN Practice Exam Questions

Question 1 of 5

An obstetrical client with diabetes has an amniocentesis at 28 weeks gestation. Which test indicates the degree of fetal lung maturity?

Correct Answer: D

Rationale: The lecithin-sphingomyelin (L/S) ratio assesses fetal lung maturity by measuring surfactant levels, critical for preterm delivery planning in diabetic pregnancies.

Question 2 of 5

A client has received 10 mg of morphine sulfate subcutaneously. When does the nurse anticipate the maximal period of respiratory depression will occur?

Correct Answer: A

Rationale: Morphine sulfate administered subcutaneously reaches peak effect, including respiratory depression, within 5-10 minutes. Thus, 7 minutes (
A) is the most accurate time frame.

Question 3 of 5

A nurse assessing a client charts his blood pressure as 134/86. The pulse pressure would be

Correct Answer: A

Rationale: Pulse pressure is calculated as systolic BP minus diastolic BP: 134 - 86 = 48 mmHg.

Question 4 of 5

The nurse performs an assessment of an 8-year-old girl diagnosed with scoliosis. Which of the following observations are expected with scoliosis?

Correct Answer: A

Rationale: thoracic area becomes noticeably distorted

Question 5 of 5

The nurse is reviewing the lab results of four clients. Which finding should be reported to the physician?

Correct Answer: C

Rationale: A hematocrit of 52% in gastroenteritis suggests dehydration, which requires immediate reporting.

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