Which of the Following Are Typical of High-Frequency External Chest

question 72

Multiple Choice

Which of the following are typical of high-frequency external chest wall compression therapy?
1) 30-min therapy sessions
2) Long inspiratory oscillations
3) One to six sessions per day
4) Oscillations at 20 to 25 Hz

• A)1 and 3 only
• B)1, 2, and 3 only
• C)3 and 4 only
• D)2, 3, and 4 only

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