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Dentistry Tooth Development And Eruption

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What happens during the bell stage?






2. Which layer in the bell stage has star shaped cells?






3. What kind of cells occur in the outer enamel epithelium in the bell stage?






4. What will the dental papilla eventually form?






5. What is the function of the Hertwig's epithelial root sheath?






6. What are the etiological factors of concrescence?






7. What wll the inner enamel epithelium differentiate into?






8. The remaining ectomesenchyme surrounding the outside of the enamel organ condenses into what?






9. What is the embryological background for enamel?






10. What are the etiological factors for fusion?






11. Where is the dental papilla originally derived from?






12. What are the incremental lines for dentin?






13. Tooth development






14. What is the embryological background for dentin - cementum and alveolar bone?






15. What are the clinical ramifications of supernumerary teeth?






16. When root formation is completed the portion of the basement membrane disintegrates its cells may become what?






17. Where is the enamel matrix secreted from by the ameloblasts?

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18. What is the predominate process of the cap stage?






19. What are supernumerary teeth?






20. What are succedaneous teeth?






21. What are the mature cells for enamel?






22. The preameloblasts induce dental papilla cells to differentiate into what?






23. What is anodontia?






24. When does the tooth bud become a tooth germ?






25. What happens when the reduced enamel epithelium is created?






26. What are the processes involved in the cap stage?






27. What are the formative cells for enamel?






28. What is tubercle?






29. The stage named for extensive proliferation of the dental lamina into oval masses penetrating into the ectomesenchyme?






30. What are the clinical ramifications of fusion?






31. What are the 2 layers in the dental papilla within the concavity of the enamel organ?






32. What hard tissue is can not have tissue formation after eruption?






33. What do the odontoblasts do?






34. What will the outer cells of the dental lamina differentiate into?






35. What is dens in dente?






36. What is the site for the future dentioenamel junction?






37. What happens during the appositional stage?






38. What are the etiological factors for enamel pearl?






39. The stratum intermediate is located inner or outer?






40. What are the mature cells for dentin?






41. What are the clinical ramifications of gemination?

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42. What are the clinical ramifications of anodontia?






43. What is the time span for the bell stage?






44. What are the clinical ramifications of concrescence?






45. What are the formative cells for cementum?






46. What are the clinical ramifications of dens in dente?






47. What are the etiological factors of enamel dysplasia?






48. What is concrescence?






49. What are the incremental lines for enamel?






50. How many types of cells are found in the enamel organ in the bell stage?