Question 8 - Respiratory Emergencies Practice Test for the CEN

A 52-year-old man arrives at the emergency department via ambulance after being trapped in a house fire. His oxygen saturation is 92 while receiving 15 liters of oxygen via a non-rebreather mask. What type of respiratory emergency is he likely experiencing?

Hint

Look for words like most nearly, (most, more) likely, most clearly, most closely, usually, typical(ly), often/most often, (most) commonly, leading, particularly, and probably in questions. They indicate that you should look for the best answer, not necessarily the only possible one.

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