vocabulary menu board

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Across
  1. 3. produces hormones
  2. 4. breaks down waste
  3. 6. protects from bacteria
  4. 8. exchanges oxygen and CO2
  5. 9. helps body move
Down
  1. 1. regulate body temperature
  2. 2. sends signals
  3. 5. protects and holds organs
  4. 7. filters blood
  5. 10. transports nutrients