When changing the control variable from volume control (VC) to pressure control (PC), the initial inspiratory pressure should be set based on which of the following methods?
a. Body surface area multiplied by 4
b. Plateau pressure measurement taken dur-ing VC ventilation
c. Maximum peak inspiratory pressure during VC ventilation
d. Maximum peak inspiratory pressure minus plateau pressure during VC ventilation
ANS: B
Initial pressure is set at the plateau pressure (Pplateau) value during volume-controlled continuous mandatory ventilation (VC-CMV) and must be adjusted as necessary to achieve tidal volume (VT).
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