Cardiovascular System

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Across
  1. 4. Cardiac muscle property allowing self-excitation
  2. 6. Blood vessels with highest pressure
  3. 7. Electrical recording of overall heart activity (abbrev.)
  4. 8. Valve between right atrium and right ventricle
  5. 11. Phase of cardiac cycle when ventricles contract
  6. 12. Outer layer of the heart wall
  7. 14. Receiving chambers of the heart
  8. 15. Fibrous structure anchoring AV valves and preventing them from turning inside out
  9. 17. Type of circulation between heart and lungs
  10. 18. Innermost layer of the heart wall lining the chambers of the heart
  11. 21. Vessel type that carries blood away from the heart
  12. 22. Relaxation phase of cardiac cycle which allows the chambers of the heart to fill with blood
  13. 23. Type of muscle found in heart
  14. 24. Pressure drawing fluid into capillaries (3 words)
  15. 25. Valves that prevent backflow of blood into ventricles from arteries
  16. 26. Pressure (i.e. force) driving fluid out of capillaries (2 words)
Down
  1. 1. Pacemaker of the heart (2 words)
  2. 2. Division of ANS that increases heart rate
  3. 3. Structure that serves as an anchor point to prevents AV valve prolapse (2 words)
  4. 5. Chamber that pumps blood to systemic circulation (2 words)
  5. 9. Major vein returning blood from systemic circulation (2 words)
  6. 10. Main artery leaving left ventricle
  7. 11. Capillary fluid exchange principle (2 words)
  8. 13. Layer of the heart wall which is responsible for the contraction of the heart
  9. 16. Node that delays conduction between atria and ventricles
  10. 19. Valve between left atrium and left ventricle
  11. 20. Network of pacemaker cells that distributes electrical impulses in ventricles (2 words)