Across
- 3. Your ________ are bones that protect your lungs.
- 7. The ________ carries the air to your lungs. It is in your throat.
- 9. Your _____________ helps you breathe. It's red.
Down
- 1. You need _________ to live. It is in the air.
- 2. You __________ in your nose and mouth.
- 4. _________means to breathe IN oxygen.
- 5. _________ means to breathe OUT carbon dioxide.
- 6. Oxygen goes down to your __________ (There are two of them).
- 8. The lungs send oxygen to your ________.