For which of the following uses might you consider the use of a purely pneumatically powered ventilator?
1. As a backup to electrically powered ventilators
2. When electrical device cannot be used (e.g., magnetic resonance imaging)
3. During certain types of patient transport
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: D
These devices are ideal in situations where electrical power is unavailable (e.g., during certain types of patient transport) or as a backup to electrically powered ventilators in case of power failures. They are also particularly useful where electrical power is undesirable, as near magnetic resonance imaging equipment.
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