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Q: An instrument called a ________ is used to measure the volume of air that moves into and out of the lungs. A. Hydrometer B. Barometer C. Spirometer D. None of the above
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Asked 5/22/2012 10:25:14 AM
Updated 8/21/2012 8:33:07 AM
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Added 8/21/2012 8:21:37 AM
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The question was already answered. Please don't post duplicate answers in the archive. If you do add or correct an answer that is wrong, please type out the full answer rather than just the letter.
Added 8/21/2012 8:33:07 AM
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