PAPER A210+ Practice Questions Mapped
Prosthodontics & Dental Materials — ORE Part 1 Sample Questions
Complete and partial denture design, custom impression trays, facebow record transfers, PFM/Zirconia crowns, and elastomer materials. Practice Single Best Answer (SBA) questions with evidence-based UK clinical rationale, instant scoring, and adaptive weakness tracking on MentoraMed.
HIGH-YIELD SAMPLE SBA ITEMOfficial Format: Single Best Answer
When taking a definitive impression for a fixed partial denture, which elastomer impression material exhibits the highest dimensional stability over time?
A. Addition silicone (Polyvinyl siloxane)CORRECT ANSWER ✓
B. Condensation silicone
C. Polysulfide
D. Reversible hydrocolloid
lightbulbCLINICAL RATIONALE & GUIDELINE CITATION
Addition silicones (PVS) release no volatile byproducts during polymerization, offering superior dimensional stability and accurate pour delayed up to 7 days.
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