A 68-year-old male is being treated for respiratory distress caused by chronic obstructive pulmonary disease (COPD). Your initial assessment noted his breathing was adequate, but now you note that the patient is growing fatigued and his respiratory rate has slowed to 6 breaths per minute. You further note that the patient is growing confused. You should:
A. continue with current airway interventions.
B. increase the concentration of oxygen delivered by a nasal cannula.
C. increase the concentration of oxygen delivered by a nonrebreather mask.
D. begin positive pressure ventilations via a bag-mask device.
Answer: D. begin positive pressure ventilations via a bag-mask device.
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