Cardiovascular System

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Across
  1. 4. the cavity (location) of the heart within the mediastinum
  2. 5. flexible tube inserted into the body for moving fluids into or out of the body
  3. 6. inflammation of the muscle layer of the heart wall
  4. 8. pounding, racing heartbeats
  5. 11. a small (narrow in diameter) artery
  6. 12. the localized and temporary deficiency of blood supply due to an obstruction to the circulation
Down
  1. 1. another term for sinoatrial node
  2. 2. a double-layered pleural sac in which the heart is enclosed
  3. 3. an enlarged heart
  4. 7. decrease in blood pressure
  5. 9. two upper chambers of the heart
  6. 10. pertaining to a blood vessel