Dental Materials MCQs

Composite resin is a tooth-coloured resin matrix reinforced with inorganic filler particles.

Glass ionomer cement is a material formed by an acid-base reaction that can chemically bond to tooth and release fluoride.

Alginate is an irreversible hydrocolloid commonly used for preliminary dental impressions.

Elastomeric impression material is a rubber-like material used for accurate dental impressions.

Gypsum product is a calcium-sulfate based material used to produce dental casts and dies.

Polymerisation shrinkage is volume reduction occurring when resin monomers form a polymer network.

Creep is time-dependent deformation of a material under a constant load.

Galvanic corrosion is electrochemical reaction between dissimilar metals in an electrolyte such as saliva.