NCLEX-RN
NCLEX-RN Exam Questions
Extract:
Question 1 of 5
A child is to receive heparin sodium five units per kilogram of body weight by subcutaneous route every four hours. The child weighs 52.8 lb. How many units should the child receive in a 24 hour period?
Correct Answer: 720
Rationale: Weight: 52.8 lb ÷ 2.2 = 24 kg. Dose: 5 units/kg × 24 kg = 120 units/dose. Frequency: every 4 hours = 6 doses/day.
Total: 120 × 6 = 720 units.
Question 2 of 5
Which statement made by the student nurse indicates the need for further teaching regarding the administration of heparin?
Correct Answer: D
Rationale: Heparin is administered subcutaneously without aspiration, as aspirating can cause tissue damage and increase bleeding risk. The other statements are correct: heparin is injected 1–2 inches from the umbilicus, massage is avoided to prevent hematoma, and PTT is monitored to assess therapeutic effect.
Question 3 of 5
A client with a history of pneumonia is admitted with complaints of dyspnea. The nurse should give priority to:
Correct Answer: A
Rationale: Dyspnea in pneumonia indicates impaired gas exchange, so administering oxygen is the priority to improve oxygenation.
Question 4 of 5
The nurse is teaching a client with a history of psoriasis about skin care. The nurse should tell the client to:
Correct Answer: A
Rationale: Moisturizing the skin helps reduce dryness and scaling in psoriasis, improving skin barrier function and comfort.
Question 5 of 5
A client is admitted to the hospital in chronic renal failure. A low protein diet is ordered. The rationale for a low protein diet is that:
Correct Answer: A
Rationale: In chronic renal failure, a low protein diet reduces the production of nitrogenous wastes like blood urea nitrogen (BUN), easing the kidneys’ workload. It does not directly affect sodium, potassium, albumin, calcium, or phosphorus levels.