Human Body System

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Across
  1. 2. sends signals into the bloodstream and tissues
  2. 5. stores bile
  3. 7. helps manage sugar after digestion
  4. 8. body's command center
  5. 10. connective tissue between bone and muscle
  6. 11. Carries blood away from and towards the heart
  7. 12. protects delicate organs in the system
  8. 15. helps remove waste from blood
  9. 18. passes food from throat to stomach
  10. 20. basic unit of the brain
  11. 21. stores urine
  12. 23. makes hormones
Down
  1. 1. somewhat elastic tissue that composes most of the skeleton
  2. 3. remove waste and extra water from blood
  3. 4. passes blood through arteries
  4. 6. the organs involved in breathing
  5. 9. brings in fresh air and removes gasses
  6. 13. helps get nutrients and purge toxins from bloodstream
  7. 14. helps absorb food into nutrients
  8. 16. helps break down food into energy
  9. 17. helps pass blood through the heart
  10. 19. breaks down food with enzymes and acids
  11. 22. bring blood to the right side of the heart