Physical Ed

7th

grade

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Cardio-Respiratory System

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5 questions

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  • 1. Multiple Choice
    20 seconds
    1 pt

    What is this sentence describing - The protein found in red blood cells that transports oxygen and carbon dioxide around the body.

    Haemoglobin

    Oxyhaemoglobin

    Alveoli

    Capillaries

  • 2. Multiple Choice
    30 seconds
    1 pt

    What is this sentence describing - A chemical formed when haemoglobin bonds to oxygen.

    Red Blood Cells

    Alveoli

    Capillaries

    Oxyhaemoglobin

  • 3. Multiple Choice
    30 seconds
    1 pt

    What are alveoli?

    White blood cells

    Red blood cells

    Oxygenated blood

    Small air sacs in the lungs where gaseous exchange takes places

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