Expiration
Trending Questions
Q. During expiration the diaphragm___________________ and the volume of the thoracic cavity____________________ .
- relaxes, increases
- contracts, decreases
- relaxes, decreases
- contracts, increases
Q. Expiration occurs when the intrapulmonary pressure is_________________ the atmospheric pressure.
- higher than
- lower than
- equal to
- none of the above
