The Human Cardiovascular System Crossword

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Across
  1. 8. is associated with strokes and heart attacks
  2. 9. contraction of the heart chambers
  3. 10. major blood vessel
  4. 11. prevent the backward flow of blood
  5. 13. valves, flaps resemble half-moons, between the ventricles and their attached vessels
  6. 14. system, structure in which blood from capillaries travels through veins to reach another set of capillaries
  7. 16. Circuit, oxygen-poor blood from all regions of the body collects in the right atrium and then passes into the right ventricle and so on
  8. 20. of the time the heart is in diastole
  9. 22. major portion of the heart
  10. 23. high blood pressure
  11. 24. cone-shaped muscular organ about the size of a fist
  12. 26. pressure, can be measured with a sphygmomanometer
  13. 29. Pump, variations in pressure the chest cavity during breathing is known as __
  14. 31. Attack, coronary artery is completely blocked and losing oxygen
  15. 32. is caused by vibrations of the heart
  16. 33. upper two thin-walled, producing appendages called auricles
Down
  1. 1. Disease, leading cause of death in most Western countries
  2. 2. caused by a narrowing of arteries due to atherosclerosis
  3. 3. Cavae, another major blood vessel in the systemic circuit
  4. 4. a wave effect that passes down the walls of the arterial blood vessels
  5. 5. Artery, blood pressure is normally measured the ____
  6. 6. average heart beats ___ times a minute
  7. 7. pump the blood away from the heart
  8. 10. Pectoris, squeezing sensation or flash of burning
  9. 12. valves, lie between the atria and the ventricles
  10. 14. keeps the heartbeat regular
  11. 15. Cycle, each heart beat goes through
  12. 17. Ventricle, sends blood through the pulmonary semilunar valve
  13. 18. of Americans suffer from hypertension
  14. 19. when a small cranial arteriole bursts or is blocked by an embolus
  15. 21. Output, the volume of blood that the left ventricle pumps per minute into the system circuit
  16. 25. Right atrium, sends blood through an atrioventricular valve
  17. 27. Ventricle, has the harder job of pumping the blood to the entire body
  18. 28. an accumulation of soft masses of fatty materials
  19. 30. separates the heart into a right and left side