The heart and cardiovascular disease treatments

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Across
  1. 5. the higher chambers of the heart
  2. 9. the lower chambers of the heart
  3. 11. controls the blood flow in the heart and prevents it from going backwards
  4. 12. medicines that lower cholesterol levels
Down
  1. 1. largest artery in the body that carries blood to the rest of the body
  2. 2. type of surgery when a heart from a donor who has recently died is used to replace a damaged or failing heart
  3. 3. controls the heart rate
  4. 4. word meaning to do with the heart
  5. 6. cava, largest vein in the body that carried blood back to the heart from the body
  6. 7. pressure, if this is high it can damage the arteries around the heart
  7. 8. A type of surgery where a vein is transplanted divert blood around the blockage.
  8. 10. A mechanical device used to widen the partially blocked coronary artery and increase blood flow.