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Degger [83]
3 years ago
14

What large flat muscle moves up and down in order to bring air in and out of the lungs?

Biology
2 answers:
Artemon [7]3 years ago
6 0
The diaphragm helps bring air in and out of the lungs
Brrunno [24]3 years ago
5 0
The diaphragm is the large flat muscle. hope that helps :)
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