Circulatory Crossword

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Across
  1. 2. The heart is an....
  2. 5. What links the arteries and veins together?
  3. 8. What do white blood cells protect the body from?
  4. 9. What travels through the heart, veins, arteries and capillaries?
  5. 10. What carries oxygenated blood
  6. 11. What is the liquid part of blood?
  7. 13. What carries de-oxygenated blood?
  8. 14. What is the main component of the Circulatory System?
Down
  1. 1. How many chambers are in the heart?
  2. 2. What do red blood cells carry?
  3. 3. In which direction of the heart do arteries carry blood?
  4. 4. What is oxygen inside the blood replaced with as it travels through the body?
  5. 6. In which direction of the heart do veins carry blood?
  6. 7. Where does blood enter?
  7. 11. What carries the cells and platelets?
  8. 12. Which side of the heart is thicker?