NCLEX-RN Exam Practice

Category - Respiratory

What sign would indicate that a patient with a blunt injury to the chest has developed a pneumothorax?
  1. A sucking sound at the site of injury
  2. Diminished breath sounds
  3. A low respiratory rate
  4. Presence of a barrel chest
Explanation
Answer: B - Diminished breath sounds would indicate a pneumothorax. Other symptoms might be shortness of breath and chest pain. If it is a large pneumothorax, the nurse may see tachypnea, cyanosis and subcutaneous emphysema.
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