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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 time span for the bud stage?






2. What is concrescence?






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






4. What are succedaneous teeth?






5. What are the mature cells for cementum?






6. What processes are involved with the apposition stage?






7. What are the clinical ramifications of supernumerary teeth?






8. What are the mature cells for dentin?






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






10. What are the clinical ramifications of enamel pearl?






11. The stellate reticulum is located inner or outer?






12. What is the embryological background for enamel?






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






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






15. What will the dental papilla eventually form?






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






17. What are the etiological factors of tubercle?






18. What are the etiological factors for enamel pearl?






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






20. What are the etiological factors for anodontia?






21. What is gemination?






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






23. What is the main process involved in initiation?






24. What happens during the bell stage?






25. What are the etiological factors for supernumerary teeth?






26. How is the reduced enamel epithelium created?






27. Active eruption






28. What are the formative cells for alveolar bone?






29. What is fusion?






30. What is another name for the dental sac?






31. Where is the dental sac originally derived from?






32. What processes are involved in the bell stage?






33. What stage does supernumerary teeth occur?






34. What are the clinical ramifications of enamel dysplasia?






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






36. Where is the enamal organ originally derived from?






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






38. What type of tissue is enamel?






39. What are the incremental lines for dentin?






40. Which teeth are nonsuccedaneous?






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






42. What are the formative cells for dentin?






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






44. What is the cap in the cap stage?






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






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






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






48. What happens during initiation?






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






50. What does the cervical loop consist of?