Circulatory system

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Across
  1. 1. Your blood has a _____ side and a right side
  2. 3. The name of the chambers at the top of the heart
  3. 5. These prevent blood from flowing backwards
  4. 7. Which gas is carried to your cells in the blood?
  5. 9. The name of the chambers at the bottom of the heart
Down
  1. 2. How many chambers does the heart have?
  2. 3. This type of blood vessel carries blood away from your heart
  3. 4. Oxygen and glucose are carried to your cells in the _______
  4. 6. This type of blood vessel has valves and carries blood to the heart
  5. 8. Blood travels through your arteries at a very ______ pressure
  6. 10. Arteries have a very ________ wall
  7. 11. Bood travels through your veins at a very ____ pressure