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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 is anodontia?






2. What is the primordium of the tooth?






3. What are the clinical ramifications of supernumerary teeth?






4. What are the formative cells for alveolar bone?






5. What are supernumerary teeth?






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






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






8. What are the clinical ramifications?






9. What does the cervical loop consist of?






10. What is matrix?






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

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






13. Tooth development






14. Active eruption






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






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






17. What happens during the bud stage?






18. What are the clinical ramifications of enamel pearl?






19. Where is the enamal organ originally derived from?






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






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






22. What is macrodontia?






23. What is the structure responsible for root development?






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






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






26. What are entrapped cementoblasts called?






27. What stage does anodontia occur?






28. What happens during the cap stage?






29. What is enamel dysplasia?






30. What stage does the dental tissues subsequently fully mineralize






31. What are the etiological factors for supernumerary teeth?






32. What type of tissue is enamel?






33. What is another name for the dental sac?






34. What are the formative cells for cementum?






35. The stellate reticulum is located inner or outer?






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






37. What layer serves as protection for the enamel organ?






38. What are the clinical ramifications of anodontia?






39. What are the mature cells for alveolar bone?






40. When does the tooth bud become a tooth germ?






41. What is amelogenisis?






42. What happens during the bell stage?






43. What hard tissue is innervated by nerves?






44. Which teeth are nonsuccedaneous?






45. What is tubercle?






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






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






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






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






50. What is the embryological background for enamel?







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