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Test

CF 26-27 Dentin

Liz Maas 9 preguntas Actualizado el 15 dic 2016

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Preguntas del test (9)

  1. 1Odontoblast orientation is such that the nuclei face the ameloblasts. The ER, mitochondria, and golgi point towards the pulp.
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false
  2. 2Cathepsin K becomes active at neutral pH. MMPs are active at pH 5
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false
  3. 3The majority of the dentin matrix is made from type III collagen. Mantle dentin is made from type I collagen
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false
  4. 4Von Korff fibers are seen within the predentin matrix. They will be mineralized via vesicles.
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false
  5. 5Globular dentin in seen as a reaction to injury or in rapid tooth formation. Linear dentin is formed more gradually
    1. ABoth true
    2. BBoth false
    3. CTrue, false
    4. DFalse, true
  6. 6Which of the following is true?
    1. ADPP is acidic and initiates mineralization
    2. BDSP inhibits mineralization
    3. CDGP inhibits mineralization, found at C-terminal
    4. DDPP, DSP
    5. EAll of the above
  7. 7Proteases can be found in dentin matrix, cementum, and bone. Non-collagen proteins are not characteristic of dentin itself although they stimulate tertiary dentin formation
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false
  8. 8Dead dentinal tracts come from...
    1. Atooth decay
    2. Btrauma
    3. Cdead odontoblast
    4. Ddecay and odontoblast only
    5. Eall of the above
  9. 9Dentin formed in response to injury resembles bone. Intertubular dentin generally tends to resemble trabecular bone
    1. ABoth true
    2. BTrue, false
    3. CFalse, true
    4. DBoth false

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Creado el 18 abr 2016 · actualizado el 15 dic 2016
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