Respiratory System

1234567891011
Across
  1. 2. Helps inflate and deflates lungs
  2. 4. The air we release
  3. 7. Connects bronchus to the alveoli
  4. 8. Tube that sends air to lungs
  5. 10. Allows air to enter your body
  6. 11. Blood vessels in walls of the alveoli
Down
  1. 1. Movement of molecules with high to low concentration
  2. 3. Organ that collects air
  3. 5. Gives energy to the body
  4. 6. Air sacs
  5. 7. Divides air into both lungs
  6. 9. Cage for the lungs