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The Circulatory System: - Coggle Diagram

- - - - are the smallest blood vessels and take the blood to every cell in an organ
      - Are very small and therefore can penetrate virtually every tissue in the body. Blood moves slowly through them under low pressure providing opportunities for the exchange of substances.
    - - Carry oxygenated blood from the heart to the body
      - carry high-pressure blood away from the heart to tissues that need it.
    - - carry deoxygenated blood from the body to the heart
      - carry the low pressure blood back to the heart using valves to ensure blood flows in the correct direction
- - - - Inferior/superior vena cava –>
        
        Right atrium –>
        
        Tricuspid valve –>
        
        Right ventricle –>
        
        Pulmonary arteries –>
        
        Lungs –>
        
        1 more item...
- - - - The left side of the heart will have a much thicker muscular wall (myocardium) as it must pump blood much further