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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 when the reduced enamel epithelium is created?






2. What are the odontoblastic processes is contained in what?






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






4. The buds of the dental lamina - together with the surrounding ecto mesenchyme - will develop into what?






5. What happens during the apposition stage?






6. What are the mature cells for dentin?






7. What is the time span for initiation?






8. What happens during initiation?






9. What are the clinical ramifications of fusion?






10. Where is the dental sac originally derived from?






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






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






13. The oral epithelium is induced by the ectomesenchyme to produce what?






14. What is fusion?






15. What stage does the dental tissues subsequently fully mineralize






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






17. What stage does supernumerary teeth occur?






18. In the cap stage the tooth bud does not grow - what happens?






19. What happens during the bell stage?






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






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






22. What is concrescence?






23. How is the dentinocemental junction formed?






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






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






26. The stratum intermediate is located inner or outer?






27. What are the etiological factors of enamel dysplasia?






28. When does the process of root development take place?






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






30. What are the clinical ramifications of enamel pearl?






31. What do the odontoblasts do?






32. What are the clinical ramifications?






33. What are the etiological factors for micro/macrodontia?






34. What are the formative cells for cementum?






35. What is tubercle?






36. What is microdontia?






37. What are entrapped cementoblasts called?






38. What will the dental papilla eventually form?






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






40. What type of tissue is enamel?






41. What processes are involved with the apposition stage?






42. What are the etiological factors for anodontia?






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






44. What are the formative cells for enamel?






45. What will the dental sac give rise to?






46. What is amelogenisis?






47. What is macrodontia?






48. When does dens in dente occur?






49. Do odontoblasts start their secretion of matrix before the ameloblasts?






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