Which of the following occur(s) during the compression phase of a cough?
1) Expiratory muscle contraction
2) Opening of the glottis
3) Rapid drop in alveolar pressure

Question

Quizplus · Accepted Answer

During the compression phase of a cough, expiratory muscle contraction occurs, which increases the pressure in the lungs and airways. The glottis actually remains closed during this phase to build up pressure, and there is an increase, not a drop, in alveolar pressure.

Which of the Following Occur(s) During the Compression Phase of a Cough