Science, asked by Shaiza3121, 8 months ago

Explain the mechanism of breathing in humans short answer

Answers

Answered by suryansingh
3

Answer:

The process of taking air into and expelling it from the lungs is called breathing. The action of breathing in and out is due to changes of pressure within the thorax, in comparison with the outside.

Answered by lganonymous1822
2

Answer:  mark me as brainliest

Explanation: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

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