Cardiovascular System

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