Ch49

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Author:
karlap
ID:
104730
Filename:
Ch49
Updated:
2011-09-27 18:52:15
Tags:
Ch49 Fill blanks multiple choice
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Description:
Ch49
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  1. "Blank" and "blank" are other names for a clear plastic trip thats is used to provide a temporary wall for the restoration of an anterior tooth.
    Celluloid strip and Mylar
  2. Excess restorative material that extends beyond the cavity margin because of improper wedge placement is referred to as an
    overhang
  3. "blank" is a term that is used when a restoration on a tooth surface is concave and has not been contoured property.
    cupping
  4. A "blank" is placed in the embrasure to provide the contour needed when the interproximal surfaces of a class II, III, or IV restoration are restored.
    wedge
  5. A "blank" is a band that acts as a temporary wall for a tooth structure in restoring proximal contours and contracting to its normal shape and function.
    matrix
  6. A "blank" is a small, oval-shaped matrix made of a polished stainless steel that can be used for posterior amalgam and composite materials.
    palodent
  7. The "blank" is a matrix system designed to establish a temporary wall for the restoration of a Class II restoration without the need to use it as a retainer.
    automatrix
  8. The "blank" is used to keep a matrix band in place during a Class II restoration.
    Universal retainer
  9. Wich classification would require using a matrix system?
    II
  10. The plural word for matrix is
    matrices
  11. Which would be used to hold a posterior matrix band in position?
    universal retainer
  12. In what direction is the smaller circumference of the posterior matrix, band positioned when placed properly?
    gingival
  13. Which instrument could be selected to thin and contour a matrix band?
    burnisher
  14. What additional item is placed for a posterior matrix system to reestablish proper interproximal contact of the newly placed material?
    wedge
  15. What could improper wedge placement result in?
    cuppinga and overhang
  16. Which matrix system could be an alternative to the universal retainer?
    automatrix
  17. Why are metal matrix bands contraindicated with the use of composite resin material?
    The metal can scratch some composite teeth
  18. Another term for the clear matrix is
    celluloid and Mylar strip

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