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Explain the machnism of breathing in …

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Explain the machnism of breathing in human beings

Posted by Jatin Verma 5 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Sakshi Jagtap 5 years, 2 months ago

The mechanism of breathing involves two main processes: inspiration and expiration. Inspiration occurs when the diaphragm and the external intercostal muscles contract. ... The contraction or relaxation of muscles around the lungs changes the entire volume of air inside the lungs, and so does the pressure.....hope this helps uhh?

3Thank You

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CBSE > Class 10 > Science