Circulatory System

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Across
  1. 2. Helps with the gas exchange
  2. 4. Connects the arteries and veins
  3. 5. Vein carrying oxygenated blood
  4. 7. Artery carrying non oxygenated blood
  5. 9. Takes blood towards the heart
  6. 10. Powerful organ
Down
  1. 1. A waste material
  2. 3. Takes blood away from the heart
  3. 6. The circulatory system helps with transporting this to the cells
  4. 8. A vital gas