Which of the following modes are commonly seen on noninvasive ventilators? 1. Continuous positive airway pressure (CPAP) 2. Spontaneous (pressure assist) 3. Pressure assist 4. Volume control
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
ANS: B
Modes on noninvasive ventilators usually include CPAP, pressure support (spontaneous), and pressure assist/control (timed).
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