Occlusion of the expiratory valve of the ventilator at the end of a tidal inspiration enables meas-urement of which of the following?
a. Pplateau c. Maximum inspira-tory pressure
b. Peak airway pres-sure d. Maximum expira-tory pressure
ANS: A
Pplateau is measured during mechanical ventilation by temporarily occluding the expiratory valve of the ventilator at the end of a tidal inspiration and noting the new pressure level.
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