What defines a spontaneous breath, as compared with a mandatory breath?
A. Inspiration is initiated by time, and is terminated by the patient's pulmonary mechanics.
B. Inspiration is initiated by the patient's own ventilatory drive.
C. Inspiration is initiated by the patient's lung mechanics, and expiration is initiated by the patient's ventilatory drive.
D. Inspiration is initiated by the patient's ventilatory drive, and is terminated by the patient's lung mechanics.
ANS: D
Health Professions
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