Ciculatory System

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  • Circulatory Systems
    • Fish
      • Heart pumps blood to gills (to pick up Oxygen)
        • Then onto rest of body in a single circuit
    • Mammals
      • Heart is divided into two
        • Right side of the heart pumps blood to the lungs to pick up Oxygen
          • From Lungs blood travels to left side of the heart
            • Which is then pumped to rest of body
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