Prosthodontics & Occlusion · single question
Where is the primary stress-bearing area in the maxillary edentulous arch?
Show answer and explanation
Correct answer: C. Alveolar ridge (residual ridge)
The alveolar ridge is the primary stress-bearing area. Occlusal forces are directed through the crest of the residual ridge.
- A. ❌ Palatal vault provides secondary support.
- B. ❌ Posterior palatal seal creates denture retention; not primary stress-bearing.
- C. ✅ CORRECT – Alveolar ridge crest bears primary vertical forces in maxillary complete dentures.
- D. ❌ Midpalatal suture is a relief area in denture design; sensitive to compression.
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