Which of the following trigger levels is appropriate when setting a ventilator for pressure trigger-ing?
a. 0.5 to 1.5 cm H2O above the baseline pressure
b. 1.5 to 2.5 cm H2O below the baseline pressure
c. 0.5 to 1.5 cm H2O below the baseline pressure
d. 2.5 to 3.5 cm H2O below the baseline pressure
ANS: C
With pressure triggering, the range is generally –0.5 to –1.5 cm H2O.
Health Professions
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