Benefits of pursed-lip breathing include that it:
1. stabilizes airways.
2. offsets air trapping on exhalation.
3. generates a better gas mixing breathing pattern.
4. slows the respiratory rate.
a. 1
b. 2, 3
c. 1, 2, 3
d. 1, 2, 3, 4
D
All of the listed options are benefits of pursed-lip breathing in a patient with an airway obstruction problem such as asthma or COPD.
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