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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 is the inner mass in the cap stage that forms a concavity of the enamel organ?






2. What are the formative cells for enamel?






3. Where is the dental sac originally derived from?






4. What happens during initiation?






5. What are the formative cells for dentin?






6. What type of tissue is dentin - cementum - and alveolar bone?






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

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8. What type of tissue is enamel?






9. What are the etiological factors for fusion?






10. What happens during the apposition stage?






11. What are the formative cells for cementum?






12. Active eruption






13. What are the clinical ramifications of gemination?

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14. What is an enamel pearl?






15. What is macrodontia?






16. The stratum intermediate is located inner or outer?






17. How is the dentinocemental junction formed?






18. What are the clinical ramifications of enamel pearl?






19. What are the mature cells for alveolar bone?






20. What is dens in dente?






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






22. What happens during the bell stage?






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






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






25. What happens to the thickened non tooth producing portions of the dental lamina eventually?






26. What is the cap in the cap stage?






27. Which teeth are nonsuccedaneous?






28. What are supernumerary teeth?






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






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






31. What happens during the cap stage?






32. What is the embryological background for enamel?






33. Passive eruption






34. What are the clinical ramifications of anodontia?






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






36. When does macro/microdontia occur?






37. Odontoblasts leave attached cellular extensions in the length of the predentin called what?






38. What does the cervical loop consist of?






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






40. What is the time span for initiation?






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






42. The stellate reticulum is located inner or outer?






43. What stage does anodontia occur?






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






45. What are the incremental lines for cementum and alveolar bone?






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






47. What happens during the maturation stage?






48. What is the structure responsible for root development?






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






50. What are the clinical ramifications of enamel dysplasia?