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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 main process involved in the bud stage?






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






3. What will the outer cells of the dental lamina differentiate into?






4. What are entrapped cementoblasts called?






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






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






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






8. What are the formative cells for dentin?






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






10. What are the clinical ramifications of concrescence?






11. What happens during the appositional stage?






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

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






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






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






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






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






18. What stage does the dental tissues subsequently fully mineralize






19. What are the mature cells for alveolar bone?






20. What are the clinical ramifications of fusion?






21. What is amelogenisis?






22. What is concrescence?






23. What are the clinical ramifications of supernumerary teeth?






24. What are the clinical ramifications of enamel pearl?






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






26. How is the dentinocemental junction formed?






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






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






29. What are the mature cells for cementum?






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






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






32. What are the etiological factors for enamel pearl?






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






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






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






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






37. What processes are involved in the bell stage?






38. What happens during initiation?






39. What will the dental papilla eventually form?






40. What is matrix?






41. What are the etiological factors for fusion?






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






43. What are the etiological factors of concrescence?






44. What is dens in dente?






45. What is the time span for initiation?






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






47. Which teeth are nonsuccedaneous?






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






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






50. Passive eruption