Autogenic drainage clears secretions by having the patient:

• 1 Perform a single maximal cough repeated several times in succession
• 2 Hold the breath at total lung capacity for as long as possible
• 3 Breathe rapidly and shallowly through a resistive mouthpiece device
• 4 Breathe at varying lung volumes to move secretions from small to large airways ✓ 정답

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