lungs


A pair of organs, the principal parts of the respiratory system, at the front of the cavity of the chest, or thorax. In the lungs, oxygen from the air that is inhaled is transferred into the blood, while carbon dioxide is removed from the blood and exhaled.

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The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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