Cardio Craze

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Across
  1. 3. largest artery
  2. 7. innermost lining of blood vessels
  3. 9. also the heart artery
  4. 10. double-layered membrane surrounding the heart
  5. 11. pertaining to the artery and ventricle
  6. 13. blood vessel with elastic tissue
  7. 14. blood vessel that carry blood to the heart
Down
  1. 1. upper chambers of the heart
  2. 2. smallest type of blood vessels
  3. 4. blood pressure instrument
  4. 5. lower chambers of the heart
  5. 6. beat of the heart
  6. 8. inner lining of the heart
  7. 12. structure in a vein that prevents blood backflow