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Which of the following restorative materials is characterized by its ability to chemically bond to the tooth structure and release fluoride? A. Silver Amalgam B. Composite Resin C. Glass Ionomer Cement D. Zinc Phosphate Cement

1. The main advantage of high-copper amalgam alloys over low-copper alloys is the: A. Increase in the thermal conductivity of the restoration B. Elimination of the corrosive gamma-2 (Sn-Hg) phase C. Reduction in the initial setting time D. Improved color stability over time operative+dentistry+mcqs+pdf+new

   What’s Inside This Operative Dentistry MCQ PDF?

   Answer: B

   Explanation: Bulk-fill composites (e.g., Tetric EvoCeram Bulk Fill, Filtek One Bulk Fill) allow 4-5 mm increments due to increased translucency and alternative photoinitiators (Ivocerin). The main advantage of high-copper amalgam alloys over