What is the purpose of the delivery of small volumes of gas at a high frequency (100 to 250/min)to the airways via a mouthpiece that serve to increase mean airway pressure?

Question

Quizplus · Accepted Answer

The delivery of small volumes of gas at a high frequency (100 to 250/min)to the airways via a mouthpiece serves to a)break up secretions,b)increase mean airway pressures,and to distribute ventilation more evenly.Intrapulmonary percussive ventilation (IPV)is applied using a high-frequency ventilator.

What Is the Purpose of the Delivery of Small Volumes