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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 the mature cells for alveolar bone?






2. What happens during the appositional stage?






3. What hard tissue is innervated by nerves?






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






5. What happens during the apposition stage?






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






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






8. What are supernumerary teeth?






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






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






11. How many types of cells are found in the enamel organ in the bell stage?






12. What is macrodontia?






13. What are the development disturbances of the apposition and maturation stages?






14. What are the etiological factors for dens in dente and gemination?






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






16. What is the embryological background for dentin - cementum and alveolar bone?






17. Where is the dental sac originally derived from?






18. What are the mature cells for cementum?






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






20. Where is the enamal organ originally derived from?






21. What are the etiological factors of concrescence?






22. What happens during the maturation stage?






23. What are the clinical ramifications of gemination?

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24. The stratum intermediate is located inner or outer?






25. What is cementogenisis?






26. What is another name for the dental sac?






27. What is anodontia?






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






29. What is tubercle?






30. What are the incremental lines for dentin?






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






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






33. What stage does anodontia occur?






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






35. What wll the inner enamel epithelium differentiate into?






36. What are the clinical ramifications of micro/macrodontia?






37. What kind of cells occur in the outer enamel epithelium in the bell stage?






38. What hard tissue has vascularity?






39. What layer serves as protection for the enamel organ?






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






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






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






43. What is matrix?






44. When does dens in dente occur?






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






46. The stellate reticulum is located inner or outer?






47. What are the clinical ramifications of enamel pearl?






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






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






50. What are the formative cells for dentin?