Characteristics common to most positive pressure ventilation designed for use in the home setting include which of the following?
1. Volume cycling to end inspiration
2. High-pressure pneumatic power source
3. Backup internal power supply
4. Rotary piston drive mechanism
a. 1 and 3 only
b. 1, 2, and 3 only
c. 2 and 4 only
d. 1, 3, and 4 only
ANS: D
Table 56-6 lists the essential, recommended, and optional features of positive pressure ventilators used in alternative care settings.
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