Which of the following are a required ventilator alarm for noninvasive ventilation (NIV)? 1. Loss of power 2. Circuit disconnect 3. Battery failure 4. Blender alarm
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
ANS: B
The ventilator must have alarms for circuit disconnect, loss of power, and battery failure if a bat-tery is present.
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