circulatory/respiratory menu project

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Across
  1. 2. main function is to supply the body with oxygen and remove carbon dioxide
  2. 4. where oxygen and carbon dioxide exchange
  3. 10. also known as cardiovascular system
  4. 12. carry blood away from the heart
  5. 14. pumps blood to the body
  6. 15. blood circulation within the heart
Down
  1. 1. passageway from the larynx to the lungs
  2. 3. carries blood back to the heart from the lungs
  3. 5. where blood enters the heart
  4. 6. two tubes that branch from trachea
  5. 7. the big artery that takes blood to the entire body
  6. 8. dome-shaped muscle under lungs
  7. 9. delivers blood to the ventricles
  8. 11. vocal cords that vibrate to make sound
  9. 13. when blood to the brain is blocked (caused by blood clot or blood vessel burst)