human body systems

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Across
  1. 2. the body's food processing system that break down what we eat
  2. 6. body's defense system that fights against germs
  3. 9. organ that pumps blood throughout the body
  4. 10. the organ that helps filter and store blood
  5. 13. the body's delivery system for oxygen and nutrients
  6. 14. the body's communication network
Down
  1. 1. are produced from the endocrine system
  2. 3. the outermost layer of our skin
  3. 4. these help us move and flex the different parts of the body
  4. 5. system that brings oxygen into the body
  5. 7. the bodies outer covering that protects us
  6. 8. framework of the body that includes bones
  7. 11. organs in the chest that breathe in oxygen and breathe our carbon dioxide
  8. 12. command center of the body
  9. 15. system that filters out waste from blood