How Do We Inhale and Exhale?

Answer

We inhale and exhale through the process of respiration. We inhale to move air into the lungs and exhale to move air out of the lungs. Respiration supplies the cells of the body with oxygen and remove the carbon dioxide produced by cellular activities.
Q&A Related to "How Do We Inhale and Exhale"
tidal volume.
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Spirometry and other pulmonary function tests can be used to evaluate this. Source(s) http://medizin.li/spirometer/spirometer-….
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There are a few reasons why you should exhale during your swimming: a) as James says, CO2 build up is smaller if you exhale b) if you are learning how to swim, exhaling will relax
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Air enters the
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