Respiratory System Word Roots

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Across
  1. 2. pus
  2. 4. sac
  3. 5. lung
  4. 7. flesh
  5. 9. nipple
  6. 10. straight
  7. 12. breath
  8. 15. diagragm
  9. 17. blue
  10. 18. carbon dioxide
Down
  1. 1. smell
  2. 2. chest
  3. 3. to air
  4. 6. middle
  5. 8. lip
  6. 11. snore
  7. 13. to draw in
  8. 14. voice
  9. 16. nose