Which of the following are potential desirable outcomes of intermittent positive-pressure breath-ing (IPPB) therapy?
1. Improved oxygenation
2. Increased cough and secretion clearance
3. Improved breath sounds
4. Reduced pulmonary compliance
a. 3 and 4 only
b. 1, 2, and 4 only
c. 3 and 4 only
d. 1, 2, and 3 only
ANS: D
Box 42-8 lists potential accepted and desired outcomes of IPPB therapy.
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