A. Impression compound
B. Alginate
C. Agar-agar
D. Polyether
Related Mcqs:
- Alginate impression material is similar to Agar-agar impression material in the following respect________________?
A. Gelation increase in both on increase in temperature
B. Mixing time is increased to reduce the setting time
C. Deformation during removal of impression occurs due to distortion of gel fibers
D. Both can be re-used for fresh impressions - Best impression material to be used for securing impression after crown preparation_______________?
A. Alginate
B. Agar
C. Elastome
D. Zno paste - Which of the following impression materials is easy to pour and difficult to remove the stone cast from the impression ?
A. Addition polysilicone
B. Condensation polysilicone
C. Polyether
D. Polysulfide - Agar impression materials differ from alginate impression materials in that the former sets by_______________?
A. Mechanical action of saliva
B. Physical change
C. Evolution
D. Chemical change - Impression plaster is_____________?
A. Less compressive than alginate
B. More compressive than alginate
C. As compressive as alginate
D. More compressive than hydrocolloids - The impression materials with lowest viscosity is_____________?
A. Plaster of paris
B. Agar – agar
C. Zinc oxide eugenol
D. Elastomers - Which of the following is used as surface hardener in Impression material ?
A. 2% Potassium sulfate
B. 0.2% Potassium sulfate
C. 2% sodium sulfate
D. 4% Potassium sulfate - Dimensional stability of elastomeric impression material can be given in descending order as_____________?
A. Polysulphide > polyether > Condensation silicone > Addition silicone
B. polyether > Condensation silicone > Polysulphide > Addition silicone
C. Addition silicone > polyether > Polysulphide > Condensation silicone
D. Addition silicone> Condensation silicone > Polysulphide > polyether - Which of the following best describes the working time of elastomeric impression material ?
A. After the start of appearing elastic properties of impression material
B. Just after the start of appearing elastic properties of impression material
C. Just before the start of appearing elastic properties of impression material
D. Loss of luster of impression material - The most mucostatic impression material is_______________?
A. Thin mix of plaster of paris
B. Zinc oxide eugenol impression paste
C. Free flowing wax
D. Reversible hydrocolloids
