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






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






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






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






6. What processes are involved with the apposition stage?






7. What is the cap in the cap stage?






8. What type of tissue is enamel?






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






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






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






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






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






14. What are the etiological factors for fusion?






15. What stage does anodontia occur?






16. What happens during the cap stage?






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






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






19. What is gemination?






20. When does dens in dente occur?






21. What are the cell layers found in the enamel organ in the bell stage?






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






23. What are the mature cells for alveolar bone?






24. What is anodontia?






25. What is microdontia?






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






27. What is the structure responsible for root development?






28. What are the etiological factors of tubercle?






29. What are the incremental lines for dentin?






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






31. What is amelogenisis?






32. The buds of the dental lamina - together with the surrounding ecto mesenchyme - will develop into what?






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






34. The stage named for extensive proliferation of the dental lamina into oval masses penetrating into the ectomesenchyme?






35. What are the formative cells for alveolar bone?






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






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






38. What is enamel dysplasia?






39. What is tubercle?






40. What happens during the apposition stage?






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






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






43. What are the etiological factors of concrescence?






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






45. What are the clinical ramifications?






46. What are the mature cells for enamel?






47. Which teeth are nonsuccedaneous?






48. What are the clinical ramifications of enamel dysplasia?






49. What is cementogenisis?






50. What is the main process involved in initiation?