Circulatory System

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Across
  1. 3. Any changes in rate, rhythm, or conduction within the heart
  2. 7. Vessels that transport blood back to the heart
  3. 8. Vessels that transport blood away from the heart
  4. 10. Electronic instrument that picks up the tiny electrical signal that runs through the body
  5. 12. A system in which the blood is always contained within the vessels
  6. 13. Amount of heartbeats per minute
  7. 14. Contraction phase of the cardiac system
  8. 15. Leakage within the heart, creating an abnormal heart sound
  9. 17. Elevated heart rate
  10. 18. Condition in which the body's immune system destroys its own cells
Down
  1. 1. Maintains the regular rhythm of the heart
  2. 2. Occurs when the ruminants inadvertently consume metal, which migrates through their bodies causing infection
  3. 4. Above normal levels in the blood stream
  4. 5. Below normal levels in the blood stream
  5. 6. One complete contraction and relaxation of the heart
  6. 9. A system in which the blood is not enclosed in the blood vessels
  7. 11. Relaxation phase of the cardiac system
  8. 16. Condition in which the heart cannot meet the demands of the animal