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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 are supernumerary teeth?






2. What happens during the bell stage?






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






4. What are the formative cells for cementum?






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






6. Where is the enamal organ originally derived from?






7. Where is the dental papilla originally derived from?






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






9. What are the mature cells for enamel?






10. What happens during the bud stage?






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






12. How is the reduced enamel epithelium created?






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






14. Active eruption






15. What are succedaneous teeth?






16. What are the clinical ramifications?






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






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






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






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






21. When does macro/microdontia occur?






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

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23. What is the cap in the cap stage?






24. What are the clinical ramifications of enamel pearl?






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






26. What is fusion?






27. Which teeth are nonsuccedaneous?






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






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






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






31. What happens during the apposition stage?






32. What are the incremental lines for enamel?






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






34. What will the dental sac give rise to?






35. What processes are involved with the apposition stage?






36. When the inner epithelial epithelium columnar cells elongate and repolarize they differentiate into what?






37. What are the etiological factors for fusion?






38. What are the formative cells for alveolar bone?






39. What processes are involved in the bell stage?






40. What is the embryological background for enamel?






41. What else undergoes proliferation in the bud stage besides the dental lamina?






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






43. What happens during the maturation stage?






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






45. What are the mature cells for alveolar bone?






46. What are the etiological factors for anodontia?






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






48. What kind of cells reside in the stratum intermediate?






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






50. What happens during initiation?