How should a ventilator breath that has the following characteristics during a ventilator-assisted inspiration be classified? I. I. Pressure waveform changes when patient's lung compliance and airway resistance change. II. II. Volume waveform remains constant despite changes in patient's pulmonary compliance and airway resistance. III. III. Volume is measured, and used to control the volume

waveform.

A. pressure controlled
B. volume controlled
C. time controlled
D. flow controlled


ANS: B

Health Professions

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