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    Physical Education A-Level

    Respiratory and gas exchange efficiency

    What Respiratory and gas exchange efficiency means in Physical Education A-Level, as defined for AQA.

    Definition of Respiratory and gas exchange efficiency

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    Reference: AQA

    Lifestyle factors such as smoking or inactivity impair gas exchange and vascular function, reducing the efficiency of the respiratory and cardiovascular systems.
    AQA · Exercise physiology (study guide)

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