During pressure-targeted ventilation with volume guaranteed for every breath, the set volume is not met. Which of the following phase variables would cycle that breath?
a. Time c. Volume
b. Flow d. Pressure
ANS: C
If the volume is not delivered by the time flow decreases to its set value during pressure-targeted ventilation with volume guaranteed for every breath, the flow continues at the amount set on the flow control until the set tidal volume is delivered. Inspiration becomes volume cycled.
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