Cardiovascular System

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Across
  1. 3. Disease condition of heart muscle.
  2. 9. Relaxation.
  3. 10. Small artery.
  4. 11. Acute myocardial infarction.
  5. 12. Muscular layer of the heart wall, is its thickest layer.
  6. 13. Large blood vessels that carry blood away from the heart.
  7. 15. A smooth layer of endothelial cells, lines the interior of the heart and heart valves.
Down
  1. 1. Largest artery in the body.
  2. 2. Incision of a vein.
  3. 4. Acute myocardial infarction.
  4. 5. Gas that enters the blood through the lungs and travels to the heart to be pumped via arteries to all body cells.
  5. 6. Contraction.
  6. 7. Rapid, random, ineffectual, and irregular contractions of the heart.
  7. 8. ECG or EKG.
  8. 14. Abnormal heart rhythm.