body systems

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Across
  1. 3. protects the inner systems
  2. 4. the brain sending the correct signals
  3. 7. sends signals to organs
  4. 8. connect the arteries and veins
  5. 10. takes blood away from the heart
  6. 11. sends signals to the brain
  7. 13. allows you to move
  8. 14. connects the brain and spinal cord
  9. 16. filters your blood
  10. 17. breaks down food and creates energy
  11. 18. allows you to breath
Down
  1. 1. protect the upper organs
  2. 2. distributes oxygen
  3. 4. pumps blood
  4. 5. protects the brain
  5. 6. controls your hormones
  6. 7. creates blood cells
  7. 9. the upper chambers of the heart
  8. 12. the framework of the body
  9. 15. brings blood towards the heart