Patient discomfort from rapid gas flow during pressure-targeted ventilation may be alleviated by which of the following adjustments to the ventilator?
a. Decreasing expira-tory time c. Increasing inspira-tory time
b. Decreasing total cycle time d. Increasing inspira-tory rise time
ANS: D
Adding or increasing inspiratory rise time changes the rate of gas delivery at the very beginning of inspiration. This tapers the rise of pressure and flow delivery until they reach their maximum value.
Health Professions
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