1.Which material is commonly incorporated as a filler in composite resin formulations?
2.Which chemical agent is commonly used to etch tooth enamel?
3.Which method is used to achieve cross-linking during the polymerization of linear acrylic chains?
4.When curing composite resin with light, how should the light source be positioned relative to the restoration?
5.What is the activator used in self-curing acrylic resin?
6.Which dental material experiences the highest degree of marginal leakage due to temperature fluctuations?
7.In which year were acrylic resins initially used as a material for denture bases?
8.Which of the following is a drawback of utilizing composite materials for restorations?
9.What is the typical percentage range of free monomer present in heat-cured acrylic resin?
10.What is the result of applying insufficient pressure during the flasking process?
11.What role does the inorganic component play in composite materials?
12.Which of the following statements about polymerization shrinkage in composite materials is INCORRECT?
13.What is the primary benefit of using unfilled methyl methacrylate?
14.What types of components are typically found in dentin bonding agents?
15.Which component is responsible for imparting opacity to a composite material?
16.In which condition does the polymerization of self-curing resin occur more rapidly?
17.For how long should acid-etching be performed?
18.During the fabrication of dentures, which technique does not require the closure of the trial flask?
19.What is the primary role of a coupling agent in restorative resin materials?
20.Which component is commonly found in occlusal sealants, bonding agents, and composite resins?