living bosy systems

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Across
  1. 5. system recives and sends messeges
  2. 8. protects internal organs
  3. 13. one of the major endocrine sections
  4. 14. how you smell
  5. 15. cardiac muscle
  6. 16. HUGE part ofcirculatory
  7. 17. large part in skeletal
  8. 18. oxygen
  9. 20. regulate's growth
Down
  1. 1. another part of circulatory
  2. 2. apart of excretory
  3. 3. major organ of digestive
  4. 4. as you grow up its in the endocrine system
  5. 6. gets rid of waste blood
  6. 7. creates blood
  7. 9. how to taste
  8. 10. breaks down
  9. 11. helps digest
  10. 12. functions using blood
  11. 19. helps your back a line