rebeccadh

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Author:
Anonymous
ID:
63307
Filename:
rebeccadh
Updated:
2011-01-31 20:54:40
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Dental Dentrifices
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Description:
chapter 27 DENTAL HYGIENE
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  1. A dentrifice is a substance applied with a toothbrush or other applicator for? (4)
    • removal of biofilm, stain, soft deposits
    • gingival and tooth sufaces

    application of theraputic agents

    superficial cosmetic effects
  2. What two agents prevent the attachment of bacteria to a tooth surface?
    • Triclosan
    • Zinc citrate
  3. Triclosan combined with_____and____ increases substantivity
    Polyvinynlmethoxyethylene, maleic acid
  4. T/F triclosan is a secondary agent that has shown efficacy in reducing gingival inflammation.
    False: it is a primary agent! #1
  5. T/F Fluoride decreases remineralization
    False: Fluoride enhances remineralization
  6. What is the most common agent used to reduce dentin hypersensitivity?
    5% potassium nitrate
  7. Tarter control dentrifices (supragingival) contain fluoride plus? (4)
    • pyrophosphate salts
    • Zinc salts
    • Sodium hexametaphosphate
    • triclosan
  8. The ability of an agent to bind to the pellicle, tooth surface, and soft tissue and be released over an extended period of time with the retention of its potency.
    Substantivity
  9. To achieve cosmetic results from a dentrifice there has to be________ removal of the stained biofilm and delivery of a ________agent.
    mechanical, bleaching
  10. most toothpastes contain all of these EXCEPT one:

    A. humectant
    B. abrasive
    C. sweetener
    D. alcohol
    E. detergent
    F. theraputic agent
    D. alcohol
    (this multiple choice question has been scrambled)

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