Respiratory and Circulatory System

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Across
  1. 1. Where the air splits
  2. 4. It carries blood away from our heart
  3. 5. Where the air goes in after the bronchus
  4. 7. A pipe where air passes through when breath in
  5. 9. Cells They carry oxygen in our body
  6. 10. It caries blood to our heart
Down
  1. 2. What we breath in
  2. 3. Our blood " "
  3. 6. It pumps the blood around our body
  4. 8. Where gas exchange occurs.