Which of the following ventilator adjustments would decrease inspiratory time? 1. Increase the peak flow. 2. Increase the tidal volume. 3. Change the flow pattern from a decelerating wave to a square wave
a. 1 and 3 only
b. 1 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: A
To decrease inspiratory time, one may increase the peak flow, decrease the tidal volume, or change from a down ramp or sine wave to a square wave flow pattern.
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