Practice Quiz

CEN Practice Exam (Certified Emergency Nurse)

Category - Respiratory

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Which of the following would you expect to find in a patient with acute respiratory distress syndrome?
  1. Decreased respiratory rate
  2. Pallor
  3. Low arterial PAO2
  4. An elevated arterial PAO2
Explanation
Answer: C - The patient would exhibit a low arterial PAO2. Increased respiratory rate would be the earliest sign that the nurse would see. Then the patient will begin to display air hunger, labored breathing, retractions and cyanosis. Hypoxia is evidenced by the arterial blood gas.
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