Operative+dentistry+mcqs+pdf+new |link| Jun 2026

: Pay strict attention to terms like EXCEPT , MOST , ALWAYS , or INITIAL within exam prompts.

Rubber dam applications, dental isolation systems. C. Direct Restorative Materials operative+dentistry+mcqs+pdf+new

Explanation: Zirconia is acid-resistant. Air abrasion (50 µm Al₂O₃) + primer with MDP monomer provides reliable bond; HF is ineffective. : Pay strict attention to terms like EXCEPT

Explanation: The Hall Technique works by sealing carious dentin, starving bacteria of substrate. No caries removal, no LA, no tooth preparation is done. operative+dentistry+mcqs+pdf+new

🟢 bonding agents revolutionized operative dentistry by introducing the total-etch system, which simultaneously etches both enamel and dentin before washing and applying primer and adhesive.

Explanation: SDF effectively arrests caries but stains demineralized dentin/black. Staining is esthetically unacceptable in visible areas.