MN DASLE (Mechanical and Coronal Polish) Questions & Answers
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Course
MN DASLE
Institution
MN DASLE
What motion is used when preforming a mechanical polish? - ANSWERShort, overlapping, intermittent, wiping and lifting motion
What direction is used when preforming a mechanical polish? - ANSWERGingival to occlusal/incisal
T or F. The cup should be moving before touching the tooth. - ANSWERTru...
MN DASLE (Mechanical and Coronal
Polish) Questions & Answers
What motion is used when preforming a mechanical polish? - ANSWERShort,
overlapping, intermittent, wiping and lifting motion
What direction is used when preforming a mechanical polish? - ANSWERGingival to
occlusal/incisal
T or F. The cup should be moving before touching the tooth. - ANSWERTrue
What part of the rubber cup does the polishing? - ANSWEROuter edge does the
polishing
What teeth are polished first? - ANSWERDistal of posterior, polish esthetic and
porcelain restorations first
What is the purpose of selective polishing? - ANSWERTo polish only certain teeth
In selective polishing, what is polished? - ANSWERTo polish only the teeth with stains
Which conditions of the tooth should be polished? - ANSWERLight brown stained teeth
Abrasives used in prophylaxis polishing pastes are how many times stronger than the
tooth structure? - ANSWER10 times stronger
What is therapeutic polishing? - ANSWERPolishing root surfaces that have been
exposed during periodontal surgery
How long does it take for biofilm to collect on the pellicle after a coronal polish? -
ANSWER1-2 hours
If a line of stain or deposits appear along the gingival margin after polishing, what was
the problem? - ANSWERThe cup was not flexed or adapted to the tooth
A mechanical polish removes what type of deposits and stains? - ANSWERExtrinsic
stain and soft deposits such as plaque and food debris
What is the reason for using a prophy brush during a mechanical/coronal polish? -
ANSWERPolishes in the grooves
When should a prophy brush NOT be used - ANSWEROn exposed cementum or dentin
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