Respiratory System

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Across
  1. 2. cavity / its filled with teeth
  2. 5. / the process taking in oxygen and releasing carbon dioxide
  3. 6. / the first pipe in which the oxygen goes through
  4. 7. / on top of the bronchus
  5. 8. / the second pipe in which the oxygen goes through
Down
  1. 1. / you have taste buds on it
  2. 3. / one of the main organs in the body; they can be affected by smoking.
  3. 4. / under the lungs; under your ribs
  4. 5. / the pipe that divides into 2 leading into the lungs
  5. 9. cavity / another name for your nose when breathing