Differentiate between inspired and expired air .
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The composition of the air inside the lungs changes during breathing. a) i) Inspired air contains more O2, less CO2, and less water vapor then expired air. - the air in the alveoli is constantly being replaced.
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The composition of the air inside the lungs changes during breathing. a) i) Inspired air contains more O2, less CO2, and less water vapor then expired air. - the air in the alveoli is constantly being replaced.
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