Circulatory system

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Across
  1. 5. the system this is about
  2. 8. bits to a system
  3. 9. goes away from heart
Down
  1. 1. makes organ system
  2. 2. goes toward the heart
  3. 3. helps respiratory system
  4. 4. the organization
  5. 6. liquid in the human body
  6. 7. one of most important organs