Explain the mechanism of breathing.(Write in points)
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The mechanism of breathing involves two main processes:inspiration and expiration. Inspirationoccurs when the diaphragm and the external intercostal muscles contract. Expiration occurs when the diaphragm and the intercostal muscles relax.
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•The mechanism of breathing involves two main process: inspiration and expiration.
•Inspiration occurs when the diagram and the external intercostal muscles contact.
•Expiration occurs when the diagram and the intercostal muscles relax.
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