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What Fractional Inspired Oxygen (FɪO₂)setting Should Be Set on the Ventilator

Question 31

Multiple Choice

What fractional inspired oxygen (FɪO₂) setting should be set on the ventilator when the patient currently has a partial pressure of oxygen (PₐO₂) of 53 mm Hg while receiving 50% oxygen and the desired PₐO₂ is 90 mm Hg?


A) 0.64
B) 0.74
C) 0.85
D) 0.95

Correct Answer:

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