Section Three: Chapter 18: Respiratory Physiology Air moves down its pressure gradient and breathing air in and out from the environment (ventilation) is caused by changes in the volume of the thoracic cavity.
COMPARATIVE DEPOSITION OF INHALED AEROSOLS IN ... volumes are calculated by conservation of mass, ie. C1 × V1 = C2 × (V1+V2), depending upon the starting point, i. from end tidal expiration. ?. FRC ii. from ...