The nurse is first on the scene following a multivehicle accident. After activating emergency services and verifying the safety of the scene, the nurse begins the triage process. The first patient is unconscious and not breathing. Which action does the nurse take first?

Place the nursing interventions for a 16-year-old patient in the hospital for severe malnutrition and depression with a history of falls in order from highest priority to lowest priority.

The patient with significant respiratory distress is diagnosed with a tension pneumothorax on portable chest x-ray. Which intervention is most appropriate for this patient?