Cardiovascular System 2

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Across
  1. 2. occurs when blood flow to the brain is cut off
  2. 6. narrowing of a blood vessel
  3. 8. expanding of a blood vessel
  4. 9. very small vessels that allow exchange of materials
  5. 11. type of artery that supplies blood to the arms and head
  6. 12. irregular heart rate
  7. 13. strong vessels that carry blood away from the heart
Down
  1. 1. high blood pressure
  2. 3. fast heart rate
  3. 4. thin vessels that carry blood towards the heart
  4. 5. type of artery that supplies blood to the heart itself
  5. 7. recording of electrical events during a cardiac cycle
  6. 10. slow heart rate