Respiratory System

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Across
  1. 5. means rib
  2. 6. means nose
  3. 7. means chest
  4. 8. means breathing
  5. 13. means oxygen
  6. 14. means pleura
  7. 15. means lung or air
Down
  1. 1. means trachea
  2. 2. means bronchus
  3. 3. means sinus
  4. 4. means tonsil
  5. 9. means alveoli
  6. 10. means lobe
  7. 11. means diaphragm
  8. 12. means carbon dioxide