QUESTIONS, A* ANSWERS & MARK SCHEMES - Respiratory System (Ch 2) - IGCSE PE exam revision

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  • Опубликовано: 10 фев 2025

Комментарии • 4

  • @igpecomplete
    @igpecomplete  Год назад

    🎓 Cambridge IGCSE PE - The Complete Course - www.tes.com/teaching-resource/resource-12540880

  • @emilieedrd1133
    @emilieedrd1133 2 года назад +1

    Q9 how to calculate volume of vital capacity?
    Q10 how to calculate tidal volume and minutes ventilation? Plzz

    • @igpecomplete
      @igpecomplete  2 года назад

      Vital capacity = total lung capacity - residual volume (but you don't need to know this).
      Tidal volume = minute ventilation / breathing rate (breaths per minute)
      Minute ventilation = tidal volume x breathing rate (breaths per minute)
      In each case these volumes can be measured (in the real world) using a spirometer (again, you don't need to know this).

  • @codingwithk2.085
    @codingwithk2.085 2 года назад +1

    gud!