The ventilator variable that begins inspiration is which of the following?
a. Cycle
b. Limit
c. Trigger
d. Baseline
ANS: C
The trigger mechanism ends the expiratory phase and begins the inspiratory phase. Limit is the maximum value that a variable may reach during inspiration. Cycle terminates the inspiratory phase. The baseline variable is applied during exhalation and is the pressure level from which a ventilator breath begins.
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