nervous system pathology

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Across
  1. 2. middle layer of the heart
  2. 4. located on the interatrial septum
  3. 5. pumps blood through the pulmonary semiluar valve
  4. 7. drain the legs
  5. 10. receives blood from all tissues except the lungs through the cranial and caudal venae cavae
  6. 14. receives blood from the left atrium
  7. 15. located between the left ventricle and aorta
  8. 17. expansion
  9. 19. carry impulses through the ventricular muscle causing them to contract
  10. 21. located between the right ventricle and pulmonary artery
  11. 24. smaller branches of the arteries
  12. 27. controls the opening between the left atrium and left ventricle
Down
  1. 1. double-walled membrane surrounding the heart
  2. 3. normal heart rhythm
  3. 6. valve that controls the opening between the right atrium and right ventricle
  4. 8. receives oxygenated blood from the lungs
  5. 9. inner layer of the heart
  6. 11. contraction
  7. 12. ventricular contraction
  8. 13. supplies blood to the liver,stomach and spleen
  9. 16. drain the kidneys
  10. 18. provide blood to the kidneys
  11. 20. depression where vessels and nerves enter an organ
  12. 22. where the heart lies
  13. 23. node located on the wall of the right atrium that helps establish the basic rhythm of the heart
  14. 25. external layer of the heart
  15. 26. small blood vessels that carry blood to veins