the body

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Across
  1. 4. your food passes through this it is long
  2. 6. is the name of the system that allows you to breathe
  3. 9. allow you to move but only in curtain directions
  4. 10. the more sport you play the stronger your_ become
Down
  1. 1. the process that breaks down your food
  2. 2. what helps build and repair your mussels
  3. 3. you need 6-12 servings of this a day
  4. 5. you can breathe in through your mouth and your_
  5. 7. you mussels can _ and contract. you also do this before and after sport
  6. 8. what is the name of the bone that protects your brain