Vertebrates

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  • Circulatory System

• All Vertebrates have Closed Circulatory Systems and chambers in their hearts.

• Chambers prevent backflow of blood

• Fish Respiratory System

• Amphibians Respiratory System

• Reptiles Respiratory System

• Three Respiratory Systems of Vertebrates ;; fish, amphibians and reptiles (divided and partial divide)

• Blood Flow

  • Body Tissue to Atria
  • Atria to ventricle
  • Ventricle to Lungs
  • Lungs to atria
  • Atria to ventricle
  • Ventricle to body tissue