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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. Active eruption






2. What are the clinical ramifications of enamel dysplasia?






3. How is the dentinocemental junction formed?






4. What is the important acelluar structure that seperates the oral epithelium and the ectomesenchyme?






5. What will the inner cells of the dental lamina differentiates into?






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






7. What stage does anodontia occur?






8. What is the cap in the cap stage?






9. What happens during the bell stage?






10. What is the time span for the bud stage?






11. What are supernumerary teeth?






12. The stratum intermediate is located inner or outer?






13. What is the main process involved in initiation?






14. What are the mature cells for dentin?






15. When does dens in dente occur?






16. What causes the induction of the preameloblasts to differentiate into ameloblasts?






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






18. What are the resorptive cells for enamel - dentin - cementum and alveolar bone?






19. What happens during the apposition stage?






20. What is matrix?






21. Where does the primordium of the permanent dentition develop?






22. What are the major components of the tooth germ?






23. What are the formative cells for alveolar bone?






24. After the enamel apposition ceases the crown area of each primary or permanent tooth what happens?






25. What is the main process involved in the bud stage?






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






27. What are the clinical ramifications of supernumerary teeth?






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






29. Passive eruption






30. What are the formative cells for cementum?






31. What are the mature cells for alveolar bone?






32. Where is the dental papilla originally derived from?






33. What are succedaneous teeth?






34. What are the incremental lines for enamel?






35. What are the clinical ramifications of enamel pearl?






36. What is tubercle?






37. What are the development disturbances of the apposition and maturation stages?






38. What will the dental sac give rise to?






39. What is the process involved in the maturation stage?






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






41. What is the structure responsible for root development?






42. What cell bodies are involved in the eruption and mineralization process but will be lost after eruption?






43. What are the developmental disturbances of the cap stage?






44. Where is the dental sac originally derived from?






45. What is the predominate process in the bell stage?






46. What layer serves as protection for the enamel organ?






47. What is the cementum matrix called?






48. What are the etiological factors of enamel dysplasia?






49. What is gemination?






50. What is the outer portion of the ectoderm in the initiation stage?