THEORY II FINAL REVIEW!

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Author:
jackiedh
ID:
82862
Filename:
THEORY II FINAL REVIEW!
Updated:
2011-04-30 20:12:47
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part5
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Description:
dentrifice, mouthrinse, irrigation, biofilm
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  1. pyrophosphate salts and zinc salts (zinc chloride and zinc citrate) are both __________ ingredients of dentrifice
    therapeutic
  2. DETERGENTS have _____ surface tension, penetrate and loosen surface deposits; ______ debris for easy removal; contributes to ______.
    • lower
    • emulsify
    • foam
  3. sodium laurel sulfate; sodium n-lauryl sarcosinate _________ in dentrifice
    detergents ("lauryl" uses laundry "detergent" that "foams")
  4. t/f cleaning and polishing agents in dentrifice clean well without damage to tooth
    true
  5. what is in dentrifice to polish and smooth surface which can prevent or delay reaccumulation of stain or deposit?
    cleaning and polishing agent
  6. calcium carbonate
    phosphate salts
    hydrated aluminum oxide
    silica
    silicates
    dehydrated silica gels
    are all ______ and ______ ______
    cleaning and polishing agents
  7. what part of dentrifice stabilizes formulation; prevents separation of solid and liquid ingredients?
    binders
  8. mineral colloids
    natural gums
    seaweed colloid
    synthetic cellusloses
    are all _______
    binders
  9. in dentrifice, what retains moisture and prevents hardening?
    humectant ("humid")
  10. xylitol
    glycerol
    sorbitol
    are all _______
    humectants
  11. _________ prevent bacteria growth and prolong shelf life
    preservatives
  12. alcohol
    benzoates
    dichlorinated phenols
    are all _______
    preservatives
  13. ________ _______ impart pleasant flavor; mask other ingredients that may have less pleasant flavor
    flavoring agents
  14. essential oils (peppermint, cinnamon, wintergreen)
    artificial non-cariogenic sweetener (xylitol, glycerol, sorbitol)
    are all ____ ______
    flavoring agents
  15. mouthrinse goes ___mm into the sulcus
    2mm
  16. what is the purpose of a mouthrinse? 7
    • reduce intraoral microorganisms
    • reduce aerosol contamination
    • biofilm control
    • caries prevention
    • remineralization of early caries
    • prevent gingivitis
    • malodor control
    • posttreatment therapy
  17. prolonged use of hydrogen peroxide leads to ______ _____ _____
    black hairy tongue
  18. reduces bacteria
    controls inflammation
    controls infections
    reduces inflammatory mediators
    are all _____ ______ purposes
    oral irrigation
  19. reduce gingivitis and bleeding
    reduce or alter biofilm
    reduce inflammatory mediators
    deliver antimicrobial agents
    are all benefits of _______ ______
    oral irrigation
  20. what are the types of irrigation? 2
    • power driven
    • nonpower driven
  21. _________ biofilm has gram POSITIVE rods and cocci
    SUBgingival
  22. how many days does it take for vibrios, spirochetes, and gram NEGATIVE organisms to appear in SUPRAgingival biofilm?
    7-14 days
  23. what is the significance of an acquired pellicle? 4
    • protection
    • lubrication
    • nidus (adherence) for bacteria
    • attachement of calc
  24. what is an acquired pellicle derived from?
    GLYCOPROTEINS from the saliva that are selectively adsorbed by the HYDROXYAPETITE of the tooth surface
  25. an acquired pellicle is highly ________
    insoluble
  26. what structures will an acquired pellicle form on? 4
    • teeth
    • calc deposits
    • restorations
    • complete/partial dentures
  27. the stages in formation of dental biofilm range from ___-____ days
    1-21
  28. 1-2 days = gram _____ cocci in the biofilm
    POSITIVE
  29. 2-4 days = gram _____ cocci (_______) in the biofilm
    • POSITIVE
    • GROWING
  30. 4-7 days, the flora with gram negative ________ and ________ in the biofilm
    • spirochetes
    • vibrios
  31. 7-14 days = vibrios and spirochetes (_______ ________)
    inflammatory response
  32. 14-21 days = vibrios, spirochetes, ______, filamentous form (_______)
    • cocci
    • gingivitis
  33. recolonization without daily biofilm control = ____ days
    42
  34. ___-___ weeks when biofilm is left undisturbed on the tooth surface and gingivitis develops
    2-3 weeks
  35. _____ biofilm is the tooth surface-attached biofilm-over pellicle, covers tooth surface and is associated with calc formation, root caries and root resorption
    SUBgingival biofilm
  36. unattached biofilm-planktonic-free floating biofilm with many WBCs = _______ biofilm
    SUBgingival
  37. epithelium associated biofilm- advancement of perio infection, once in epithelium goes into bone and starts bone loss = _________ biofilm
    SUBgingival biofilm
  38. biofilm is ____ water
    80%
  39. biofilm is ___ organic and inorganic
    20%
  40. ____-____ percent of microorganisms are in solid matter
    70-80%
  41. calcium phosphorus
    fluoride
    magnesium
    are the ______ elements of biofilm
    inorganic
  42. carbs (glucans and fructans or levans) and proteins are _________ elements of biofilm
    organic
  43. what is the initiation fo a lesion?
    strep mutans
  44. what is lactobacilli?
    present in the progression of a lesion
  45. what is an normal/neutral pH?
  46. 6.2 - 7
  47. what is the pH for enamel demineralization?
    4.5-5.5
  48. what is the pH for root demineralization?
    6-6.7
  49. lemon juice
    carbonated beverages
    vinegar
    orange juice
    beer
    coffee
    egg yolks
    these are all foods that _____ the pH
    lower
  50. sequence of events for dental caries =
    cariogenic food stuff --> dental biofilm -->____ ______ --> demineralization --> ____ _____ microorganisms --> ______ ______ --> lactobacillli
    • acid formation
    • dental caries microorganisms
    • strep mutans
  51. where is the texture effect from biofilm?
    mastication effect occlusal and incisal third
  52. white material
    loose adherent bacteria/cellular debris
    occurs on top of biofilm
    gingival inflammation
    same control of biofilm
    what is it?
    materia alba
  53. how do you remove materia alba?
    with a/w syringe (oral irrigation)
  54. what has visible food particles
    proximal embrasures
    cariogenic foods
    food impaction-occurs in facial and lingual embrasures
    debris removal = _____ ______
    food debris

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