A. Increases vertical dimension
B. Causes teeth to be shrunken in investment
C. Causes poor quality of colour
D. Causes fracture of denture
Related Mcqs:
- The principle application of zinc phosphate cement is_____________?
A. In final cementation
B. As temporary cementation
C. As a temporary filling material
D. It has less occlusal wear - During inspiration when the diaphragm contracts, the intrapleural pressure becomes_____________?
A. More negative
B. Less negative
C. Positive
D. Equal to the intra alveolar pressure - Normal intrapleural pressure during the start of inspiration is _________ mm of Hg?
A. -2
B. -5
C. 0
D. -7 - The antiseptic recommended for application in oral mucosa is_____________?
A. Hydrogen peroxide
B. Mebromine
C. Iodine
D. None of the above - Agents used by local application to control bleeding include all of the following except____________?
A. Trannic acid
B. Gelatin foam
C. Adrenaline
D. Vitamin-K - No trail closure is necessary with which one of the technique during denture fabrication_____________?
A. Compression moulding technique
B. Injection moulding technique
C. Fluid resin technique
D. Light cured technique - Insufficient closure of the flasks during packing of denture base resin can result in_____________?
A. Poor colour stability
B. Less polymerization shrinkage
C. Increase in vertical dimension
D. Decrease in vertical dimension - Insufficient closure of the flasks during packing of denture base resin can result in_____________?
A. Poor colour stability
B. Less polymerization shrinkage
C. Increase in vertical dimension
D. Decrease in vertical dimension - During polymerisation of acrylic resin, above what temperature benzoyl peroxide form freeradicals_______________?
A. 25°C
B. 37°C
C. 50°C
D. 60°C - The imperfection seen on the lingual flange of a lower denture caused by rapid heating during a curing cycle is called_____________?
A. Localised Shrinkage porosity
B. Gas inclusion porosity
C. Micro porosity
D. Surface porosity
