Common approaches used to wean patients from ventilatory support include which of the fol-lowing? 1. T tube alternating with mechanical ventilation 2. Pressure-supported ventilation (PSV) 3. Intermittent mandatory ventilation
a. 2 and 3 only
b. 1 and 2 only
c. 1, 2, and 3
d. 1 and 3 only
ANS: C
There are three basic methods of discontinuing ventilatory support: (1) spontaneous breathing trials (usually with a T tube) alternating with mechanical ventilatory support, (2) intermittent mandatory ventilation, and (3) PSV.
Health Professions
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