The fractional inspired oxygen on a Dräger Carinahome ventilator is determined by which of the following?
a. Fractional inspired oxygen setting on the ventilator
b. The position of the air-mix control on the ventilator
c. The type of optional valve being used and the oxygen flow rate
d. The oxygen flow rate being bled into the low-pressure input port
ANS: C
The Dräger Carinahome ventilator has an oxygen low-pressure input port, where supplemental oxygen can be bled in to a maximum of 10 L/min. The Carina has two optional valves that dictate the oxygen percentage delivered.
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