The Respiratory System

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Across
  1. 1. these are the bones that go around and protect our respiratory system
  2. 3. the diaphragm is shaped like a ___
  3. 5. this is the air we inhale
  4. 8. this is another word for breathe out
  5. 11. we have __ lungs
  6. 12. we are learning about the ________ system
  7. 15. this also humidifies and cleans the air but is especially helpful when lots of air is needed quickly
  8. 16. the trachea is also known as the ___
Down
  1. 2. this is the primary purpose of the respiratory system. Another word for inhaling & exhaling.
  2. 4. the diaphragm is located directly ____ the lungs
  3. 6. this is the dome shaped muscle underneath your lungs that helps them do move
  4. 7. this is the area of the body where our lungs are located
  5. 9. this humidifies and cleans the air
  6. 10. the branches that carry oxygen into the lungs
  7. 13. this is where the air travels first when we breathe in
  8. 14. the trachea also helps us use our ___