Question

breathig is the complex procrss constitutes insiration and expiratio
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Answer 1

Answer:

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Explanation:

Breathing is the physical process of inhaling oxygen and exhaling carbon dioxide. The mechanism of breathing involves two main processes: inspiration and expiration. Inspiration occurs when the diaphragm and the external intercostal muscles contract.

Answer 2

Answer:

Breathing is the process of moving air into and out of the lungs to facilitate gas exchange with the internal environment, mostly by bringing in oxygen and flushing out carbon dioxide