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22-10-2019
Biology

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Which occurs during exhalation?

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butterflymanster05 butterflymanster05

22-10-2019

Answer:

During exhalation, the diaphragm is relaxed which decreases the volume of the lung cavity.

Explanation:

Costal breathing: a mode of breathing that requires contraction of the intercostal muscles. As the intercostal muscles relax, air passively leaves the lungs.

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