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Across
  1. 3. ... is the part of the cardiac cycle during which the heart refills with blood after the emptying is done.
  2. 5. Layers of heart to protect heart
  3. 6. external hazards.
  4. 10. Condition when coronary artery got blocked and blood can't flow well that makes cells around the heart die.
  5. 11. The rhythmic contraction and relaxation of arteries.
Down
  1. 1. This circulation occurs between heart and all organs in our body.
  2. 2. It is an equipment that records the electrical signals in the heart and monitor our heart.
  3. 4. A very small veins.
  4. 7. ... surgery is when a surgeon takes blood vessels from another part of your body
  5. 8. The blood will go back to heart from lungs through pulmonary ...
  6. 9. Defect or enlargement of the valves cause an illness around legs that has blue-ish color.