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Describe the processes that occur in the chest cavity during inspiration.
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Aug 6, 2021
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Biology Form 2
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anony mous
Describe the processes that occur in the chest cavity during inspiration.
gaseous exchange
gaseous exchange in animals
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Aug 6, 2021
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anony mous
ribs move upwards and outwards;
External intercostals muscles contract; and the internal intercostal muscles relax.
The diaphragm flattens;
Volume of the chest cavity falls as pressure rises; hence air rushes into the lungs;
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