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What happens to the ribs and …

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What happens to the ribs and the diaphragm during inhalation and exhalation
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Meghna Thapar 4 years, 11 months ago

Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs. Upon exhalation, the diaphragm relaxes and returns to its domelike shape, and air is forced out of the lungs

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