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Dentistry Tooth Development And Eruption

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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 are the development disturbances of the apposition and maturation stages?






2. What is concrescence?






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






4. What happens during the cap stage?






5. What stage does anodontia occur?






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






7. What is microdontia?






8. What happens during initiation?






9. What are succedaneous teeth?






10. What is fusion?






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






12. What are the incremental lines for enamel?






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






14. When the undifferentiated cells of the dental sac come into contact with the root dentin they differentiate into what?






15. When does macro/microdontia occur?






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






17. What is another name for the dental sac?






18. What does the cervical loop consist of?






19. What are the etiological factors for enamel pearl?






20. What are the etiological factors of tubercle?






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






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






23. What are the formative cells for cementum?






24. What happens during the bell stage?






25. What are the mature cells for dentin?






26. What conveys communications between the cells of the enamel organ - the dental papilla - and the dental sac allowing tissue interactions?






27. What is the time span for the cap stage?






28. What will the dental sac give rise to?






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






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






31. What are the clinical ramifications of enamel dysplasia?






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






33. Where is the dental papilla originally derived from?






34. What is macrodontia?






35. What are the clinical ramifications of gemination?

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36. When does dens in dente occur?






37. What are supernumerary teeth?






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






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






40. What processes are involved with the apposition stage?






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






42. What is the time span for initiation?






43. How is the reduced enamel epithelium created?






44. What is the cap in the cap stage?






45. Which teeth are nonsuccedaneous?






46. What will the dental papilla eventually form?






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






48. What is the cementum matrix called?






49. What do the odontoblasts do?






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