Ch. 7.8 Circulatory System

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Across
  1. 4. ventricular contraction
  2. 10. two lower chambers of the heart
  3. 11. red blood cells produced in red marrow
  4. 12. valve between right ventricle and pulmonary artery
  5. 13. abnormal heartbeats
  6. 15. receives the blood and returns it to the body
  7. 16. located between the left atrium and left ventricle
  8. 17. white blood cells
  9. 19. carry blood away from the heart
  10. 20. smooth layer of cells,line the inside of the heart
  11. 23. also called platelets
  12. 24. receives blood and carries it to the lungs for oxygen
Down
  1. 1. largest artery in the body
  2. 2. carry blood to the heart
  3. 3. muscular middle layer
  4. 5. the wall that separates the left and right sides of the heart
  5. 6. "the transportation system of the body"
  6. 7. needed for clotting,90% of water
  7. 8. receives blood from the left atrium and pumps to the aorta
  8. 9. valve between the right atrium and right ventricle
  9. 14. composed of heme and globin
  10. 18. double-layered membrane on the outside of the heart
  11. 21. the hearts brief period of rest
  12. 22. two upper chambers of the heart