Human body systems

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Across
  1. 2. Breaks down food
  2. 7. Muscle fibers
  3. 8. Lungs
  4. 9. moves oxygen through body
  5. 10. hormones
Down
  1. 1. Baby's
  2. 3. bones
  3. 4. Reason your body responds
  4. 5. Fights diseases
  5. 6. blood vessels