Cardiac Terms

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Across
  1. 2. gas waste produced by the body
  2. 4. relaxation phase of the heart
  3. 6. blood vessels branching from aorta
  4. 7. Contraction phase of the heart beat
  5. 8. abnormal heart sound caused by improper closure of the heart valves
  6. 10. largest type blood vessel
  7. 11. inner lining of the heart
  8. 13. smallest blood vessel
  9. 14. Valve between the left atrium and the left ventricle
  10. 16. Specialized muscle fibers connecting the atria with the ventricles
  11. 17. Largest artery in the body
Down
  1. 1. bllod that is oxygen poor
  2. 3. Innermost lining of blood vessels
  3. 5. record of the electricity flowing through the heart
  4. 9. Small artery
  5. 12. specialized tissue in the wall between the atria
  6. 15. one of two upper chambers of the heart