Patients receiving mechanical ventilation are usually turned every 2 hr to prevent which of the following? 1. Atelectasis 2. Secretion retention 3. Pressure sores 4. Hyperoxemia
a. 1 and 2 only
b. 2 and 3 only
c. 1, 2 and 3 only
d. 1, 2, 3, and 4
ANS: C
Patients receiving mechanical ventilation are turned frequently, usually a minimum of every 2 hr, unless turning is contraindicated. Turning mechanically ventilated patients help prevent atelecta-sis, hypoxemia, secretion retention, and pressure sores.
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