Chapter 10 Respiratory System

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Across
  1. 1. Carbon Dioxide
  2. 7. Pharynx (throat)
  3. 9. Tonsil
  4. 11. Lobe
  5. 12. Chest
  6. 13. Sinus
  7. 14. Oxygen
Down
  1. 2. Lungs
  2. 3. Breathing
  3. 4. Larynx (voice box)
  4. 5. Chest
  5. 6. Septum
  6. 7. Diaphragm
  7. 8. Rib
  8. 10. Nose