NCLEX-PN
NCLEX PN Exam Practice Test Questions
Extract:
Medication monitoring therapeutic ranges
Phenytoin
10-20 mcg/mL
(40-79 mcmol/L)
Digoxin
0.8-2 ng/mL
(1.02-2.56 nmol/L)
INR (prosthetic valve)
3-4
Lithium
0.8-1.2mEq/L
(0.8-1.2 mmol/L)
Question 1 of 5
Which of the following laboratory values requires immediate follow-up?
Correct Answer: A
Rationale: Phenytoin levels of 8 mcg/mL are subtherapeutic (therapeutic range: 10-20 mcg/mL), especially with enteral feedings that reduce absorption, requiring immediate adjustment.
Extract:
Question 2 of 5
The nurses on a unit are planning for stoma care for clients who have a stoma for fecal diversion. Which stomal diversion poses the highest risk for skin breakdown?
Correct Answer: A
Rationale: Ileostomy output contains caustic gastric and enzymatic agents that can denude skin quickly.
Question 3 of 5
The nurse is observing a client who sustained a left ankle sprain ascending the stairs using a modified 3-point gait. The nurse should intervene if the client is observed
Correct Answer: D
Rationale: In a modified 3-point gait, the injured leg (left) should not bear weight, and the right crutch with the left leg should not be used alone to advance. The other actions are consistent with proper crutch use.
Question 4 of 5
The client has a prolonged prothrombin time. What question is important to ask the client when interpreting this information?
Correct Answer: B
Rationale: Excessive alcohol consumption can impair liver function, prolonging prothrombin time by reducing clotting factor production, a key question to assess.
Question 5 of 5
The nurse is performing an assessment on a child with severe airway obstruction. Which finding would the nurse anticipate?
Correct Answer: A
Rationale: Retractions in the intercostal tissues of the thorax. Severe airway obstruction causes extreme intercostal retractions due to increased respiratory effort.