Cardiovascular Crossword

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Across
  1. 3. valve between left atrium & ventricle
  2. 5. small vein
  3. 8. listening to sounds in body w/stethoscope
  4. 10. largest type of blood vessel
  5. 11. one of two chambers of heart
  6. 12. largest vein in the body
  7. 13. inner lining of the heart
  8. 15. drugs that block enzyme in making of cholesterol
Down
  1. 1. gas that enters blood through lungs
  2. 2. vessel tightening/narrowing
  3. 4. slow heartbeat
  4. 6. beat of heart
  5. 7. largest artery in body
  6. 9. bluish discoloration of skin
  7. 14. vessel that carries blood from body and lungs