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Home Q & A Board Biology-Related Homework Help Medicine Medical Administration Medical Technician
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amaru4 amaru4
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6 years ago
When the ___ contracts, it causes air pressure in the lungs to drop below atmospheric pressure, which draws air into the lung.
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AreceskiAreceski
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6 years ago
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amaru4 Author
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6 years ago
Thank you, thank you, thank you!
tcat
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Yesterday
Brilliant ツ
brina10
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2 hours ago
Correct Slight Smile TY
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