Dental Materials

The cavity varnish applied reduces post operative sensitivity in amalgam restoration by____________?

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The cavity varnish applied reduces post operative sensitivity in amalgam restoration by____________?

A. Decreasing conduction of heat to pulp
B. Minimize marginal leakage around restoration
C. By altering the chemical composition of restoration materials
D. By preventing penetration of corrosion products into the dentinal tubules

All of the following are true for traditional solution liner, except_________________?

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All of the following are true for traditional solution liner, except_________________?

A. It is not necessary in moderately deep cavities under glass ionomer restoration
B. Have Film thickness of 1 – 50 microns
C. Do not provide thermal or electric insulation
D. Protect the pulp from reaction products leaching out of restoration