Impression Materials

A. Solid
B. Liquid
C. Gas
D. Colloid

A. It should be rapidly displaced from the mouth
B. It may exhibit fluid exudates on the surface as a result of imbibition of water
C. It will take up water and expand if kept wet
D. It will shrink as a result of syneresis

A. Their use
B. Their hardness after setting
C. Water content
D. Eugenol content

A. Imbibition
B. Syneresis
C. Hysteresis
D. Gelation

A. Addition poly silicone
B. Agar-agar
C. Polysulphide
D. Polyether

A. Act as a scavenger
B. Helps as surfactant
C. Acts as plasticizer
D. Acts as a catalyst

A. Condensation polysillicon
B. Addition Polysilicon
C. Polyether
D. A and B

A. High viscosity elastomeric impression material
B. Medium viscosity elastomeric impression material
C. Low viscosity elastomeric impression material
D. None of the above

A. Non-elastic impression material
B. Thermoplastic impression material
C. More mucostatic than ZOE
D. Less mucostatic than ZOE

A. High viscosity elastomer
B. Medium viscosity elastomer
C. Medium & low viscosity elastomer
D. Low viscosity elastomer