jr06adriana jr06adriana

03-05-2021
Health

contestada

It happens to the alveoli of our lungs during the respiratory process.

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Alex6184 Alex6184

03-05-2021

Explanation:

Although they're microscopic, alveoli are the workhorses of your respiratory system. located at the end of bronchial tubes. When you breathe in, the alveoli expand to take in oxygen. When you breathe out, the alveoli shrink to expel carbon dioxide.

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