The Respiratory System

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Across
  1. 3. hairs that filter
  2. 4. connecting your throat to your lungs
  3. 5. keeps your food and drinks down
  4. 6. your voice box
  5. 7. delivers your air to your trachea
  6. 9. branches that lead to the alveoli
  7. 10. sections of your lungs
Down
  1. 1. exchange of oxygen and carbon dioxide
  2. 2. separate your lungs from your chest wall
  3. 3. blood vessels in the alveoli that move oxygen
  4. 8. hollow area that controls your temperature