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Title: When the ______________ contracts, it causes air pressure in the lungs to drop below atmospheric ... Post by: mfarhanhuda on Feb 7, 2018 When the ______________ contracts, it causes air pressure in the lungs to drop below atmospheric pressure, which draws air into the lung.
Fill in the blank(s) with correct word Title: When the ______________ contracts, it causes air pressure in the lungs to drop below atmospheric ... Post by: master1998 on Feb 7, 2018 diaphragm
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