The heart

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Across
  1. 2. Blood vessels that take blood towards the heart
  2. 5. a medical device which uses electrical impulses delivered by electrodes contracting the heart muscles to regulate the beating of the heart
  3. 8. The bottom chambers of the heart
  4. 9. The main blood vessels coming out of the heart
  5. 11. Blood pressure when the heart is contracting
  6. 12. Blood pressure when the heart is at rest
Down
  1. 1. Chest Pian
  2. 3. There are four of them (mitral, tricuspid, aortic, pulmonary) that control blood flow
  3. 4. a blockage of blood flow to the heart muscle
  4. 6. Blood vessels that take blood away from the heart
  5. 7. a metal or plastic tube inserted into the lumen of a vessel to keep the passageway open
  6. 10. The top chambers of the heart