body systems

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Across
  1. 2. found inside bones and makes blood
  2. 3. connect muscles to bones
  3. 5. protects organs and regulates body temp
  4. 12. this system is in charge of moving blood
  5. 14. a major organ in the circulatory system
  6. 15. think muscles
  7. 17. help regulate body temp
  8. 18. this system gets rid of waste
  9. 19. help move blood
Down
  1. 1. regulate body growth
  2. 4. this system breaks down food
  3. 6. muscles that move involuntary
  4. 7. this system regulates body growth
  5. 8. think bones
  6. 9. think lungs
  7. 10. think brain
  8. 11. a organ in the digestive system
  9. 13. a organ in the excretory system
  10. 16. muscles that help the circulatory system
  11. 17. muscles that work with bones to move the body