Cardiovascular System

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Across
  1. 4. The thin inner layer that lines each chamber
  2. 6. Echocardiogram
  3. 9. The bottom of the heart
  4. 10. three
  5. 15. uses ultrasound to look at the heart and its vessels
  6. 16. records heart activity
  7. 19. measures pressure
  8. 20. artery
Down
  1. 1. lung
  2. 2. intensive care unit
  3. 3. X-ray dye is injected into blood vessels
  4. 5. works with a network of blood vessels
  5. 7. heart
  6. 8. Measures certain items in the blood
  7. 11. The wall between the right and left ventricles
  8. 12. blood
  9. 13. Have thinner walls and carry blood toward the heart
  10. 14. Sodium
  11. 17. coronary artery disease
  12. 18. middle