Cardiac System Crossword

123456789101112131415161718
Across
  1. 3. device for measuring blood pressure
  2. 4. the type of circulation that involves the flow of blood from the heart through the body.
  3. 7. largest artery in the body
  4. 10. valve between the right atrium and right ventricle
  5. 11. listening to sounds within the body using a stethoscope
  6. 13. tubular blood vessel with an elastic layer that moves blood away from the heart
  7. 14. lining that surrounds the heart (visceral and parietal)
  8. 16. the muscular middle layer of the heart
  9. 18. relaxation of the heart muscle that lets blood in
Down
  1. 1. the interior lining of endothelial cells in the heart
  2. 2. cavae, two large veins (inferior and superior) that bring deoxygenated blood to the heart
  3. 5. method for recording the electrical impulses in the heart
  4. 6. upper chamber of the heart
  5. 8. contraction of the heart muscle that pumps blood out
  6. 9. lower chamber of the heart
  7. 12. tubular blood vessel that moves blood towards the heart
  8. 15. muscular wall that separates the left and right sides of the heart
  9. 17. valve between the left atrium and left ventricle