Which type of teeth need to be etched longer than the other? - ANSWERPrimary teeth
Sealants are available are filled or infilled resins . Which type of sealants are required checking of the occlusion for possible adjustments ? - ANSWERFilled
Which type of sealants are 100% BIS-GMA? - ANSWERUn...
Which type of teeth need to be etched longer than the other? - ANSWERPrimary teeth
Sealants are available are filled or infilled resins . Which type of sealants are required
checking of the occlusion for possible adjustments ? - ANSWERFilled
Which type of sealants are 100% BIS-GMA? - ANSWERUnfilled
Which type of sealants is tougher and more wear resistant ? - ANSWERFilled (Quartz)
Which of the following methods could be used to clean the tooth before the application
of sealants ? - ANSWERPumice
Which of the following provides the best isolation technique for sealants application ? -
ANSWERRubber dam
What is the % phosphoric acid is contained in the etchant material ? - ANSWER35%-
50%
A polishing agent that contains oils/fluoride will ? - ANSWERAffect the retention of the
sealant to the tooth structure
Saliva contamination of the etched surfaces will require re-etching for? - ANSWER5
seconds and rinse again
Sealants materials should not be stored by any material that contains ? -
ANSWEREugenol
The tooth that receives the rubber dam clamp is referred to as the ? - ANSWERAnchor
tooth
The distance from the boarder for the maxillary arch punching should be ? - ANSWER1
inch
The distance from the boarder for the man arch punching should be ? - ANSWER2
inches
A universal clamp means that ? - ANSWERIt can be placed on the same type of tooth in
the opposite quadrant
,Which of the following rubberdam frames can be used under the dam ? -
ANSWERPlastic Ushaped frame | young's frame | otsby frame
A clamp that can be used for partially erupted tooth and has wings is the ? -
ANSWER"A" clamp
Which color of dental damn provides more contrast against the tooth ? -
ANSWERDarker
Which side of the dental clamp is seated first ? - ANSWERLingual
The rubber dam clamp is positioned below the ? - ANSWERHeight of contour?
Greater tissue retraction of the dental damn can be accomplished with ? -
ANSWERAdditional clamps
Which of the following clamps may be required of the gingival 1/4 of the tooth needs to
be restored ? - ANSWERCervical clamp OR anterior clamp
Which of the following typed of clamps is designed with extra extensions to help retain
the clamp ? - ANSWERWinged
The anchor tooth required what size of hole ? - ANSWER5
A double bowed rubberdam clamp is ? - ANSWERA cervical clamp , butterfly clamp ,
used for a class V restoration , used for an anterior tooth during an endo treatment .
The gingival tissue is exposed and leakage can occur ? This is caused by ? -
ANSWERHoles punched too close together
The dental dam material bunches between the teeth ? This is caused by -
ANSWERHoles punched too far apart
What type of polishing strokes is recommended for a mechanical polish ? -
ANSWERShort, intermittent,overlapping strokes with moderate pressure
Which of the following methods is recommended to minimize frictional heat while
performing a mechanical polish ? - ANSWERPowder abrasives should be as wet as
possible
The recommended polishing paste are those with ? - ANSWERHigh polish and low
abrasion
Intrinsic stains are found - ANSWERInside the tooth
Extrinsic stains are found - ANSWEROutside the tooth
, This stain is the result of high concentrations of this antibiotic ? - ANSWERTretracycline
antibiotic (light green to dark yellow or gray brown)
This stain is the result of metals/salts inhaled in industrial settings or taken orally in
certain drugs ? - ANSWERSilver amalgam
These two stains are usually associated with poor oral hygiene - ANSWERBrown or
yellow (green stain )
These stains are the result of coal/tar combustion - ANSWERTabaco stain
These stains are most frequently found in children? - ANSWERGreen stains
These stains form a thin line slightly above the gingiva and follow the contour of the
gingival margin - ANSWERBlack stains
These stains are believed to be caused by chromogenic bacteria - ANSWERImperfect
tooth development
These stains are associated with a substance found in chewing gum and mouth rinse -
ANSWERDental plaque agents
This type of abrasive is used for stain removal and polishing. It may be used on gold
restorations, exposed dentin , and tooth-colored restorations as well as enamel -
ANSWERZirconium silicate
This type of abrasive is very fine polishing agent used on enamel and metallic
restorations. Used in a past form and mixed with a wetting agent . - ANSWERTin oxide
This type of abrasive is used to remove stains from the enamel during a mechanical
polish - ANSWERFlour of pumice
The dental handpiece should be started - ANSWERWhen it is in the mouth, near the
tooth to be polished
This type of retraction is accomplished by placing a retraction cord -
ANSWERMechanical
This type of retraction is accomplished by using a retraction cord impregnated with an
agent - ANSWERChemical
This type of gingival retraction is accomplished by using a surgical knife or
electrosurgery - ANSWERSurgical
Ischemia - ANSWERIs a technique that causes a shrink of the tissue
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