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  4. The largest quantity of air that can be expired after a maximal inspiratory effort is called

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Q. The largest quantity of air that can be expired after a maximal inspiratory effort is called

Breathing and Exchange of Gases

Solution:

The maximum volume of air a person can breath in after a forced expiration or the maximum volume of air a person can breathe out after a forced inspiration is called vital capacity (VC). This includes tidal volume, inspiratory reserve volume and expiratory reserve volume. (TV + IRV + ERV). VC varies from 3400 ml - 4800 mL, depending upon age, sex and height of the individual.