Cardiovascular

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Across
  1. 6. small artery
  2. 8. smallest blood vessel
  3. 9. another word for the SA node
  4. 10. junction of two or more blood vessels
  5. 13. contraction phase of the heart
  6. 14. hollow core of blood vessel
  7. 16. relaxation pahse of a heart beat
  8. 17. Another name for mitral valve
  9. 18. returns deoxygenated blood to the heart
Down
  1. 1. a high blood pressure
  2. 2. outermost layer of the heart
  3. 3. abnormalnarrowing of the heart valve
  4. 4. largest artery
  5. 5. arterial disease caused by plaque build up
  6. 7. carries oxygenated blood from the heart
  7. 11. organ suplied by renal arteries
  8. 12. cardiac muscle layer
  9. 15. small vein