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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 is the main process involved in the bud stage?






2. What are the clinical ramifications of fusion?






3. What are the incremental lines for dentin?






4. How is the dentinocemental junction formed?






5. Where is the dental sac originally derived from?






6. What stage does supernumerary teeth occur?






7. What are supernumerary teeth?






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






9. What are the etiological factors for micro/macrodontia?






10. What are the clinical ramifications of concrescence?






11. How is the reduced enamel epithelium created?






12. What are the etiological factors for supernumerary teeth?






13. What will the dental papilla eventually form?






14. What are the incremental lines for enamel?






15. What are the clinical ramifications of gemination?

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16. What are the mature cells for dentin?






17. What happens during the appositional stage?






18. What does the cervical loop consist of?






19. What are the resorptive cells for enamel - dentin - cementum and alveolar bone?






20. What is the primordium of the tooth?






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






22. What is the process involved in the maturation stage?






23. What are the etiological factors for anodontia?






24. What are the clinical ramifications of supernumerary teeth?






25. Tooth development






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






27. What are the clinical ramifications of enamel pearl?






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






29. The stellate reticulum is located inner or outer?






30. What are the clinical ramifications of enamel dysplasia?






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






32. What processes are involved in the bell stage?






33. What stage does anodontia occur?






34. What stage does the dental tissues subsequently fully mineralize






35. What are the etiological factors of tubercle?






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






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

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38. What happens during the apposition stage?






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






40. When does dens in dente occur?






41. What are the etiological factors of concrescence?






42. What happens during the cap stage?






43. Odontoblasts leave attached cellular extensions in the length of the predentin called what?






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






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






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






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






48. What is the cap in the cap stage?






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






50. What are the mature cells for enamel?






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