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Biology, 29.01.2020 14:02 MPSLondon

What happens when you inhale?

a. the diaphragm expands and thoracic volume decreases.

b. the diaphragm contracts and thoracic volume decreases.

c. the diaphragm expands and thoracic volume increases.

d. the diaphragm contracts and thoracic volume increases.

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What happens when you inhale?

a. the diaphragm expands and thoracic volume decreases.
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