Circulatory System

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Across
  1. 3. open and close
  2. 6. carries blood from lungs to heart
  3. 7. circulates in arteries/veins
  4. 8. main organ
  5. 9. found throughout blood
  6. 10. toward heart
Down
  1. 1. oxygenate the depleted blood
  2. 2. connect them together
  3. 4. away from heart
  4. 5. carries blood to lungs