5175359
Frage 1
Frage
Odontoblast orientation is such that the nuclei face the ameloblasts. The ER, mitochondria, and golgi point towards the pulp.
Antworten
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Both true
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True, false
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False, true
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Both false
Frage 2
Frage
Cathepsin K becomes active at neutral pH. MMPs are active at pH 5
Antworten
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Both true
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True, false
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False, true
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Both false
Frage 3
Frage
The majority of the dentin matrix is made from type III collagen. Mantle dentin is made from type I collagen
Antworten
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Both true
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True, false
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False, true
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Both false
Frage 4
Frage
Von Korff fibers are seen within the predentin matrix. They will be mineralized via vesicles.
Antworten
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Both true
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True, false
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False, true
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Both false
Frage 5
Frage
Globular dentin in seen as a reaction to injury or in rapid tooth formation. Linear dentin is formed more gradually
Antworten
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Both true
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Both false
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True, false
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False, true
Frage 6
Frage
Which of the following is true?
Antworten
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DPP is acidic and initiates mineralization
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DSP inhibits mineralization
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DGP inhibits mineralization, found at C-terminal
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DPP, DSP
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All of the above
Frage 7
Frage
Proteases can be found in dentin matrix, cementum, and bone. Non-collagen proteins are not characteristic of dentin itself although they stimulate tertiary dentin formation
Antworten
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Both true
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True, false
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False, true
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Both false
Frage 8
Frage
Dead dentinal tracts come from...
Antworten
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tooth decay
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trauma
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dead odontoblast
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decay and odontoblast only
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all of the above
Frage 9
Frage
Dentin formed in response to injury resembles bone. Intertubular dentin generally tends to resemble trabecular bone
Antworten
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Both true
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True, false
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False, true
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Both false
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