NCLEX-PN
NCLEX PN Test Questions Questions
Extract:
Laboratory reference ranges
Sodium
136-145 mEq/L
(136-145 mmol/L)
Potassium
3.5-5 mEq/L
(3.5-5 mmol/L)
Creatinine
Male: 0.6–1.3 mg/dL
(53.0–114.9 μmol/L)
Female: 0.5-1.1 mg/dL
(44.2-97.2 μmol/L)
BUN
10-20 mg/dL
(3.6-7.1 mmol/L)
Question 1 of 5
The nurse has been made aware of laboratory test results for a client who is receiving continuous cardiac monitoring. The client is asymptomatic, and the cardiac monitor shows normal sinus rhythm. Which of the following is most likely an erroneous test result?
Correct Answer: C
Rationale: A potassium level of 7.0 mEq/L (
C) is life-threatening and would likely cause arrhythmias, inconsistent with normal sinus rhythm and asymptomatic status, suggesting an error. Elevated BUN (
A), sodium (
B), and creatinine (
D) are concerning but plausible in renal or dehydration issues without immediate cardiac effects.
Extract:
Question 2 of 5
The nurse is caring for a client diagnosed with a deep venous thrombosis 1 day ago. Which action by the client would require an immediate intervention by the nurse?
Correct Answer: D
Rationale: Massaging the leg (
D) risks dislodging the clot, causing embolism, requiring immediate intervention. Ambulation (
A), warm compresses (
B), and elevation (
C) are appropriate.
Question 3 of 5
The nurse is assessing a young child at a clinic visit for a mild respiratory infection. Koplik spots are noted on the oral mucous membranes. The nurse should then assess which area of the body?
Correct Answer: A
Rationale: The skin. A characteristic sign of rubeola is Koplik spots (small red spots with a bluish white center). These are found on the buccal mucosa about 2 days before and after the onset of the measles rash.
Question 4 of 5
An adult client was admitted for congestive heart failure today. An IV is running. The nurse enters the room and notes that the client is having increased difficulty breathing. Before calling the physician, what action should the nurse take?
Correct Answer: D
Rationale: Raising the head of the bed improves breathing in congestive heart failure by reducing pulmonary congestion. Increasing IV rate, supine positioning, or questioning delays intervention.
Question 5 of 5
A client with insulin-dependent diabetes takes 20 units NPH insulin at 7 a.m. The nurse should observe the client for signs of hypoglycemia at:
Correct Answer: C
Rationale: NPH insulin peaks 6-12 hours after administration (1-3 p.m.), making 3 p.m. the time to watch for hypoglycemia. Other times are outside the peak window.