Heart Anatomy

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Across
  1. 3. Blood from LE’s travels here to heart
  2. 4. Guide ropes attached to papillary mm
  3. 6. Cardiac muscles
  4. 11. Primary veins dumping into superior vena cava
  5. 12. Thicker of the two ventricles
  6. 13. Depression in adults, foramen in fetus
  7. 14. Left AV valve
  8. 15. Collection of neurons in R atria near SVC
  9. 16. Outermost layer
  10. 17. Sound made by semilunar valves closing
  11. 19. Left sided semilunar valve
  12. 20. Valve between pulmonary trunk and right ventricle
  13. 21. Divider between atria
  14. 22. Inner layer of endothelial cells with some connective tissue
  15. 23. Right AV valve
Down
  1. 1. Grooves for location of primary anterior and posterior cardiac vessels
  2. 2. Intercostal space where apex is located
  3. 5. Irregular muscular columns in ventricles
  4. 7. Dumps blood into R atrium
  5. 8. Veins which drain into L atria
  6. 9. Side of heart located anteriorly in thorax
  7. 10. Coronary sinus dumps here
  8. 18. Portion of heart resting on diaphragm
  9. 20. Muscles which prevent AV valves from entering artia