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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.
  • 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 incremental lines for dentin?






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






3. What will the dental papilla eventually form?






4. Where is the enamal organ originally derived from?






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






6. What is the predominate process in the bell stage?






7. What are the formative cells for enamel?






8. What are the clinical ramifications of enamel pearl?






9. What is matrix?






10. What is the main process involved in initiation?






11. The stratum intermediate is located inner or outer?






12. Active eruption






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






14. What stage does supernumerary teeth occur?






15. When does macro/microdontia occur?






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






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






18. What happens during the bell stage?






19. What are entrapped cementoblasts called?






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






21. What are the etiological factors for enamel pearl?






22. What are the mature cells for cementum?






23. How is the reduced enamel epithelium created?






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






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






26. What are the etiological factors of tubercle?






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






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






29. What is the cementum matrix called?






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






31. What are the incremental lines for enamel?






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






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






34. Where is the dental sac originally derived from?






35. What do the odontoblasts do?






36. What is amelogenisis?






37. What are the mature cells for enamel?






38. What wll the inner enamel epithelium differentiate into?






39. What happens during initiation?






40. What happens during the apposition stage?






41. What are the clinical ramifications of enamel dysplasia?






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






43. What processes are involved in the bell stage?






44. Which teeth are nonsuccedaneous?






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






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






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






48. Tooth development






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






50. What does the cervical loop consist of?







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