Human Systems Crossword Puzzle By Yu Jun

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Across
  1. 3. Helps the body move
  2. 5. This system carries digested food to different parts of the body
  3. 10. This system gives the body its shape and protects important part of the
  4. 11. Food stays there for a few hours
  5. 12. This system helps to break down food into simpler substances
Down
  1. 1. It protects the brain
  2. 2. This system contains only muscles
  3. 4. The third part of the respiratory system
  4. 6. Protects our lungs and heart
  5. 7. Breathe in air
  6. 8. It pushes food down from the mouth to the stomach
  7. 9. Chews food with saliva