what is the meaning of ventilation
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Ventilation is the provision of fresh air to a room,building etc.
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VENTILATION:-The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide in the alveoli (the tiny air sacs in the lungs).
VENTILATION:-The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide in the alveoli (the tiny air sacs in the lungs).
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