A client who sustained a head injury is intubated and receiving volume-cycled mechanical ventilation via the controlled mechanical ventilation (CMV) mode. The nurse would explain that this means
A) a preset amount of pressure stays in the client's lungs at the end of exhalation.
B) spontaneous inspiratory effort triggers the ventilator to deliver a preset tidal volume.
C) the client's own breaths can become "stacked" with the ventilator breaths.
D) the ventilator delivers the preset volume regardless of the client's efforts.

Question

Quizplus · Accepted Answer

In the CMV mode the volume-cycled ventilator delivers a preset tidal volume. No allowance is made for spontaneous breaths. Because the ventilator is not responsive to the client's efforts, the CMV mode can lead to agitation and asynchrony.

A Client Who Sustained a Head Injury Is Intubated and Receiving