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Staining and removal Hygiene 2011-2013 Test

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5 Written Questions

5 Matching Questions

  1. What are the benefits of polishing
  2. How would you avoid over production of saliva during polishing
  3. Patient preparation for polishing
  4. Extrinsic staining is caused by
  5. Bristle brushes are made from
  1. a * Fluoride is better accepted into the enamel

    * Smooth tooth surfaces are easier for the patient to keep clean (no plaque & calculus present)

    * Formation of new deposits is slowed

    * Patients appreciate the smooth feling and clean appearance
  2. b Substances such as:-
    * Tobacco
    * Coffee
    * Tea
    * Red wine
    * Certain drugs
    * Chromogenic bacteria
  3. c 1) Start on the upper buccal then upper palatal

    2) Then lower buccal then lingual

    * Flavours influence production of saliva
    * Use a thin layer on the teeth
  4. d 1) Check the patients medical history for any contraindications

    2) Drape the patient with waterproof bib

    3) Ask patient to remove any dental prosthetic appliance he or she may be wearing

    4) Provide the patient with protective eye wear
    explain the procedure to the patient & answer any questions
  5. e 1) Natural or synthetic materials

    2) Remove stains from deep pits and fissures of the enamel surfaces

    3) can cause severe gingival lacerations and must be used with special care

    4) Brushes are not recommended for use on exposed cementum or dentine as these surfaces are soft and are easily grooved

5 Multiple Choice Questions

  1. Use a tissue or gauze to avoid injury to youself
  2. 1) To remove any abrasive agent or debris that may be lodged in the contact area

    2) A floss threader can be used to pass the floss under any fixed bridgework to gain access to the abutment teeth
  3. * A technique used to remove plaque & stains from the coronal surfaces of the teeth

    * A dental handpiece, a rubber cup & an abrasive agent are used
  4. 1) Extrinsic
    2) Intrinsic
  5. * Rotated slowly & carefully
    by a prophy angle attached to the slow handpiece

5 True/False Questions

  1. Name the Rotary equipment used for polishing1) Polishing cups:-
    2) Prophylaxis angle:-

          

  2. Abrasive polishing pastes* Soft webbed

    * Used to clean & polish the smooth surfaces of the teeth

    * Attaches to the reusable prophy angle by either a snap on or Screw on attachment

          

  3. Intrinsic staining is caused bySubstances such as:-
    * Tobacco
    * Coffee
    * Tea
    * Red wine
    * Certain drugs
    * Chromogenic bacteria

          

  4. What are you looking for when evaluation of polishing* Fluoride is better accepted into the enamel

    * Smooth tooth surfaces are easier for the patient to keep clean (no plaque & calculus present)

    * Formation of new deposits is slowed

    * Patients appreciate the smooth feling and clean appearance

          

  5. Intrinsic staining* Occurs on the external (top) of the teeth and may be removed by scaling &/ or polishing

          

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