The movement of air into and out of the lungs is termed

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Quizplus · Accepted Answer

Ventilation is the movement of air into and out of the lungs and is distinct from respiration,which refers to gas exchange,not movement by air.Respiration is the process of gas exchange by means of movement of oxygen from the atmosphere into the bloodstream and movement of carbon dioxide from the bloodstream into the atmosphere.Diffusion moves molecules from an area of high concentration to an area of low concentration.The distribution of perfusion through the lungs is related to gravity and intra-alveolar pressures.

The Movement of Air into and Out of the Lungs