Cardiovascular System

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Across
  1. 2. thin sheet that lines the walls of the heart chambers
  2. 3. high blood pressure
  3. 4. blood supply to the brain is interrupted or reduced
  4. 7. acronym used to help diagnose a stroke
  5. 8. another name for the bicuspid valve
  6. 9. structure that carries oxygenated blood out of the heart to the body
  7. 13. sac that encloses the heart
  8. 15. thick bundles of cardiac muscle that contract
  9. 16. buildup of fats, cholesterol & other substances on the artery walls
  10. 18. valve between the left atrium and left ventricle
  11. 20. circuit of blood from heart, out to the body, and back to the heart
Down
  1. 1. the sinoatrial node
  2. 5. chamber receiving deoxygenated blood from the body
  3. 6. pressure when the ventricles are relaxing
  4. 10. the only vessels that directly serve the body cells
  5. 11. a free-floating blood clot in a blood vessel
  6. 12. an abnormal or unusual heart sound, usually from a valve problem
  7. 14. valve between the right atrium & right ventricle
  8. 17. vessels that carry blood to the heart
  9. 19. tiny veins that drain the capillary beds