Embryology

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Author:
sthomp88
ID:
51041
Filename:
Embryology
Updated:
2010-12-06 02:10:42
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Quiz nine
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Description:
Ch. thirteen 9
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  1. true or false. dentin can be removed by dental hygiene instrumentation
    true
  2. dentin develops from which embryonic tissue?
    mesoderm
  3. which of these will not be found in the dentinal tubule?
    afferent axon
    dentinal fluid
    efferent axon
    odontoblastic process
    efferent axon
  4. Which type of dentin is formed to directly protect the pulp?
    secondary dentin
  5. What type of mineralization is when the globules calcify and expand but do not fuse completely?
    secondary mineralization
  6. the dentin that creates the dentinal tubule
    peritubular dentin
  7. found between each of the dentinal tubules
    intertubular dentin
  8. surrounds the pulp chamber
    circumpulpal dentin
  9. first dentin to form, closest to the DEJ
    mantle dentin
  10. the_________pulp is in the crown area
    coronal
  11. the__________pulp is in the roots
    radicular
  12. What type of curvature is the overall course that resembles a large S?
    primary curvature
  13. What happens to dentin as we age?
    the tubules narrow as we age and can eventually cut off communication between dentin and pulp
  14. what clinical consideration of pulp makes endodontic therapy difficult?
    accessory canals
  15. Which cell is most prominent in the pulp?
    fibroblasts
  16. the dentin and pulp share many of their functions, which of the following is only accomplished by the pulp?
    formation of dentin
    sensory
    protective
    nutritional
    nutritional
  17. What are 2 things that can cause pulpitis?
    • extensive caries
    • trauma

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