If the base flow is 8 L/min and the flow-trigger setting is 3 L/min, at what flow rate would the ventilator be triggered?
a. 3 L/min c. 8 L/min
b. 5 L/min d. 11 L/min
ANS: B
The ventilator will begin inspiration when the expiratory flow is measured at 5 L/min (8 L/min – 3 L/min = 5 L/min).
Health Professions
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