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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 cementum matrix called?






2. Active eruption






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






4. What is amelogenisis?






5. What is dens in dente?






6. What is microdontia?






7. Passive eruption






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






9. What is cementogenisis?






10. What is the primordium of the tooth?






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






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






13. What is an enamel pearl?






14. What is fusion?






15. What wll the inner enamel epithelium differentiate into?






16. What happens during the appositional stage?






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






18. What are the etiological factors of tubercle?






19. The stellate reticulum is located inner or outer?






20. What are the etiological factors for enamel pearl?






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






22. What happens during the bud stage?






23. Where is the dental sac originally derived from?






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






25. When does macro/microdontia occur?






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






27. What are the incremental lines for enamel?






28. What is the function of the Hertwig's epithelial root sheath?






29. What are the incremental lines for dentin?






30. What is the structure responsible for root development?






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






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






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






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






35. The stratum intermediate is located inner or outer?






36. What is the embryological background for enamel?






37. What are the clinical ramifications of concrescence?






38. Where is the dental papilla originally derived from?






39. What are entrapped cementoblasts called?






40. What happens during the bell stage?






41. When root formation is completed the portion of the basement membrane disintegrates its cells may become what?






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






43. What is the main process involved in initiation?






44. What are the clinical ramifications of gemination?

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






46. What kind of cells occur in the inner enamel epithelium?






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






48. What are the clinical ramifications?






49. What are supernumerary teeth?






50. What processes are involved in the bell stage?