Similar questions:
A mandibular central incisor is to be extracted and added to a partial denture. The impression to add a tooth to the denture should be made
after the extraction with the denture in the mouth and pouring the impression leaving the denture in the impression.NDEB released questions part 2 set 1
The chemical that is used to retard the setting reaction in alginate impression materials is
sodium phosphateNDEB released questions part 2 set 1
In alginate impression materials, sodium phosphate (Na3PO4) is the
retarderNDEB released questions part 2 set 2
After setting, alginate impressions
imbibe waterNDEB released questions part 2 set 2
Which of the following impression materials has the best dimensional stability?
PolyvinylsiloxaneNDEB released questions part 2 set 2
For a mandibular denture impression, the muscle determining the form of the lingual flange in the molar region is
mylohyoidNDEB released questions part 2 set 2
Impression trays should be
rigidNDEB released questions part 2 set 3
Which of the following materials are MOST UNSUITABLE for impressions for cast gold restorations?
Irreversible hydrocolloidsNDEB released questions part 2 set 3
For a mandibular denture impression, the muscle determining the form of the lingual flange in the molar region is
mylohyoidNDEB released questions part 2 set 4
The rate of "set" of polysulfide impression materials is accelerated by
increasing the mixing temperatureNDEB released questions part 2 set 6
In complete denture construction, custom trays are recommended for silicone and rubber base impression materials to
obtain a uniform thickness of materialNDEB released questions part 2 set 6
Polysulfide rubber base impressions should be
allowed to stand a half hour before pouringNDEB released questions part 2 set 6
The principal advantage of polyether impression materials over polysulfide polymer impression materials is
less dimensional change with time.NDEB released questions part 2 set 7
Hydrocolloid impression materials must be poured immediately because they
are subject to syneresis and inbibition.NDEB released questions part 2 set 7
In taking an impression with polysulfide or silicone materials, if the heavy bodied tray material begins to set before seating, the resultant die will
be overall smallerNDEB released questions part 2 set 7
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