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A Patient Receiving 60% Oxygen from an Air Entrainment Mask

Question 23

Multiple Choice

A patient receiving 60% oxygen from an air entrainment mask has a partial pressure of oxygen (PaO2) of 45 mm Hg.The patient is being intubated and the ventilator set up.What is the appropriate fractional inspired oxygen (FIO2) to achieve a PaO2 of 60 mm Hg?


A) 0.65
B) 0.75
C) 0.8
D) 0.95

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