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Define vital capacity. What is its signi...

Define vital capacity. What is its significance?

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Vital capacity is the amount of air which can be exhald with force after forced inhalation . Greater is the vital capacity , more is the alveolar ventillation which increases the pulmonary gas exchange.
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Knowledge Check

  • Vital capacity is

    A
    TR + IRV
    B
    TV + ERV
    C
    RR+ ERV
    D
    TV+ IRV + ERV
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