Circulatory system

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Across
  1. 2. brings oxygen poor blood to body
  2. 3. brings blood oxygen poor blood to heart
  3. 5. pumps blood
  4. 6. bottom chamber of the heart
  5. 8. connects veins to arteries
  6. 10. carry oxygen
Down
  1. 1. helps blood clotting
  2. 4. top chamber of the heart
  3. 7. help fight invaders
  4. 9. liquid like subtance