2025 |50 QUESTIONS WITH VERIFIED ANSWERS AND RATIONALES
1. A client with heart failure is prescribed furosemide
(Lasix). Which finding indicates the medication is effective?
A. Increased urine output
B. Decreased heart rate
C. Elevated blood pressure
D. Weight gain
Answer: A. Increased urine output
Rationale: Furosemide is a loop diuretic that promotes diuresis,
reducing fluid overload in heart failure. Increased urine output
indicates the medication is working.
2. A nurse is caring for a client with a nasogastric (NG) tube.
Which action should the nurse take first if the tube becomes
dislodged?
A. Notify the healthcare provider
B. Reinsert the NG tube
C. Assess the client’s respiratory status
D. Document the event
Answer: C. Assess the client’s respiratory status
Rationale: The priority is to ensure the client’s airway is not
compromised. Assessing respiratory status is the first step.
3. A client with diabetes mellitus reports feeling dizzy. What
should the nurse do first?
,A. Administer insulin
B. Check the client’s blood glucose level
C. Offer a carbohydrate-rich snack
D. Encourage the client to rest
Answer: B. Check the client’s blood glucose level
Rationale: Dizziness in a diabetic client may indicate
hypoglycemia or hyperglycemia. Checking blood glucose is the
priority.
4. A client with chronic obstructive pulmonary disease
(COPD) is prescribed oxygen at 2 L/min via nasal cannula.
The client’s spouse asks why the flow rate is so low. What is
the nurse’s best response?
A. "Higher oxygen levels can suppress the client’s respiratory
drive."
B. "The client only needs a small amount of oxygen to feel
better."
C. "Higher flow rates can cause oxygen toxicity."
D. "The client’s lungs cannot handle more oxygen."
Answer: A. "Higher oxygen levels can suppress the client’s
respiratory drive."
Rationale: Clients with COPD rely on hypoxic drive to breathe.
High oxygen levels can suppress this drive, leading to
respiratory failure.
, 5. A nurse is preparing to administer a blood transfusion.
Which action is most important to prevent a transfusion
reaction?
A. Verify the client’s identification with another nurse
B. Warm the blood product to room temperature
C. Administer the transfusion over 4 hours
D. Use a 22-gauge needle for the transfusion
Answer: A. Verify the client’s identification with another
nurse
Rationale: Verifying the client’s identification ensures the
correct blood product is given to the correct client, preventing
transfusion reactions.
6. A client with a history of hypertension is prescribed
lisinopril. Which instruction should the nurse provide?
A. "Take the medication with food to avoid stomach upset."
B. "Report a persistent dry cough to your healthcare provider."
C. "Avoid eating bananas while taking this medication."
D. "Limit your fluid intake to 1 liter per day."
Answer: B. "Report a persistent dry cough to your
healthcare provider."
Rationale: A dry cough is a common side effect of ACE
inhibitors like lisinopril and may require a change in medication.
7. A nurse is caring for a client with a suspected pulmonary
embolism. Which finding is most concerning?