Science, asked by sharmaaditya02250, 8 months ago

Explain clearly how the air is taken in and released out of the lung (Long answer). (3)

Answers

Answered by TheBrainyBrains

1

When the diaphragm contracts, it moves down towards the abdomen. This movement of the muscles causes the lungs to expand and fill with air, like a bellows (inhalation). Conversely, when the muscles relax, the thoracic cavity gets smaller, the volume of the lungs decreases, and air is expelled (exhalation.

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