Key points on the heart


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  • Heart
    • CO2 + O2 blood
      • Right side - Deoxy (CO2)
      • Left side - Oxy (O2)
    • Thickness
      • Left side = thicker muscular walls as they need to contract with much greater force in order to push blood out of the heart and around the body.
    • Valves
      • 4 Valves
        • Bicuspid valve
        • Pulmonary semi-lunar valve
        • Tricuspid vavle
        • Aortic semi-lunar valve
    • Chambers
      • 4 chambers
        • Left Ventricle
        • Right Atrium
        • Right Ventricle
        • Left Atrium

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