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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 gemination?






2. What is the main process involved in initiation?






3. What are succedaneous teeth?






4. Where is the enamel matrix secreted from by the ameloblasts?

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5. Which teeth are nonsuccedaneous?






6. Where is the dental papilla originally derived from?






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






8. What are supernumerary teeth?






9. When does macro/microdontia occur?






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






11. How is the reduced enamel epithelium created?






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






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






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






15. What does the cervical loop consist of?






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






17. What type of tissue is enamel?






18. What is macrodontia?






19. What is the structure responsible for root development?






20. Active eruption






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






22. What are the clinical ramifications of fusion?






23. What happens during the bud stage?






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






25. What is dens in dente?






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






27. What are the formative cells for enamel?






28. What are the etiological factors for enamel pearl?






29. What happens during the maturation stage?






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






31. What is enamel dysplasia?






32. What are the etiological factors of enamel dysplasia?






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






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






35. Which layer in the bell stage has star shaped cells?






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






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






38. What wll the inner enamel epithelium differentiate into?






39. When does dens in dente occur?






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






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






42. What are the etiological factors for supernumerary teeth?






43. What are the incremental lines for dentin?






44. Tooth development






45. What stage does supernumerary teeth occur?






46. What are the clinical ramifications of gemination?

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47. What are the developmental disturbances of the cap stage?






48. How is the dentinocemental junction formed?






49. What processes are involved with the apposition stage?






50. The stellate reticulum is located inner or outer?