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3 years ago

12

what happens when the diaphragm contracts? a. the volume of the thoracic cavity increases. b. the diaphragm rises. c. the volume

of the thoracic cavity decreases. d. the rib cage moves down.

2 answers:

ehidna [41]3 years ago

5 0

The answer would be D-the rib cage moves down.

Diano4ka-milaya [45]3 years ago

3 0

D. the rib cage moves down

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