Air moving in and out of the lungs is called

inspiration.

external respiration.

pulmonary ventilation.

internal respiration.

Pulmonary ventilation

Explanation:

It is commonly referred to as breathing. It is the process of air flowing into the lungs during inspiration (inhalation) and out of the lungs during expiration (exhalation). Air flows because of pressure differences between the atmosphere and the gases inside the lungs.

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