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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 are the formative cells for alveolar bone?






2. What are the etiological factors of enamel dysplasia?






3. What are the clinical ramifications?






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






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






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






7. What stage does the dental tissues subsequently fully mineralize






8. What are the clinical ramifications of enamel dysplasia?






9. The stratum intermediate is located inner or outer?






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






11. What hard tissue is innervated by nerves?






12. What is the cap in the cap stage?






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






14. What are the formative cells for cementum?






15. What is the cementum matrix called?






16. What are the clinical ramifications of enamel pearl?






17. What is the primordium of the tooth?






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






19. What is cementogenisis?






20. What happens during the apposition stage?






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






22. What is concrescence?






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






24. What is tubercle?






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






26. What are the etiological factors for anodontia?






27. What happens during the maturation stage?






28. What type of tissue is enamel?






29. The stellate reticulum is located inner or outer?






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






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






32. What is dens in dente?






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






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


35. What is the time span for initiation?






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






37. What do the odontoblasts do?






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






39. When does macro/microdontia occur?






40. What stage does anodontia occur?






41. What is another name for the dental sac?






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






43. What happens during the cap stage?






44. How is the reduced enamel epithelium created?






45. When does the process of root development take place?






46. What is the structure responsible for root development?






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






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






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






50. What is anodontia?