Cardiovascular System

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Across
  1. 3. / heart
  2. 7. / chest
  3. 8. / clot
  4. 11. / the study of the heart
  5. 12. / blood vessel
  6. 13. / carries oxygenated blood out of the heart
  7. 14. / vein
  8. 18. / heart beats slow
  9. 20. / narrows
  10. 21. / aorta
Down
  1. 1. / vessel
  2. 2. / vein
  3. 4. / artery
  4. 5. / heart
  5. 6. / hardening of the artery
  6. 9. / heart beats fast
  7. 10. / cell
  8. 15. / embolus
  9. 16. / oxygen
  10. 17. / carries deoxygenated blood to heart
  11. 19. / widening