Cardiovascular System

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Across
  1. 6. Thin tissue layer that lines the inside of the heart
  2. 8. area between atria
  3. 10. Superior chambers of the heart, blood enters here
  4. 11. EKG or ECG, record of the electrical activity of the myocardium
  5. 14. Valve Valve between the atrium and ventricle
  6. 15. Phase when the heart muscle is relaxed
  7. 16. Pertaining to the lungs
Down
  1. 1. Shows the blood flow through arteries, veins or the heart.
  2. 2. main artery leaving heart
  3. 3. Inflammation of a vein
  4. 4. Small vein
  5. 5. Tube carrying oxygen-depleted blood towards the heart
  6. 7. small artery
  7. 9. Muscular-walled tube which carries blood away from the heart
  8. 12. enlargement of the heart
  9. 13. pertaining to the heart