and Correct Detailed Answers with Rationales
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1. A nurse practitioner is assessing a patient with heart failure. Which finding
indicates worsening left-sided heart failure?
A. Jugular vein distention
B. Hepatomegaly
C. Crackles in the lungs
D. Peripheral edema
Answer: C. Crackles in the lungs
Rationale: Left-sided heart failure causes pulmonary congestion, leading to
crackles, dyspnea, and orthopnea.
2. Which laboratory value is most concerning in a patient taking warfarin?
A. INR 1.0
B. INR 2.5
C. INR 4.8
D. INR 2.0
Answer: C. INR 4.8
,Rationale: An elevated INR significantly increases the risk of bleeding
complications.
3. A patient with COPD should receive which priority teaching?
A. Restrict all physical activity
B. Use pursed-lip breathing
C. Increase sodium intake
D. Avoid vaccinations
Answer: B. Use pursed-lip breathing
Rationale: Pursed-lip breathing improves ventilation and decreases air trapping.
4. Which medication is commonly prescribed as first-line therapy for type 2
diabetes?
A. Metformin
B. Digoxin
C. Warfarin
D. Prednisone
Answer: A. Metformin
Rationale: Metformin improves insulin sensitivity and reduces hepatic glucose
production.
, 5. A patient presents with chest pain radiating to the jaw and left arm. What
is the priority action?
A. Encourage ambulation
B. Obtain dietary history
C. Administer aspirin as ordered
D. Schedule outpatient testing
Answer: C. Administer aspirin as ordered
Rationale: Aspirin reduces platelet aggregation during suspected myocardial
infarction.
6. Which assessment finding is characteristic of hyperthyroidism?
A. Weight gain
B. Bradycardia
C. Heat intolerance
D. Constipation
Answer: C. Heat intolerance
Rationale: Hyperthyroidism increases metabolic rate, causing heat intolerance
and weight loss.