Anatomy & Histology · single question
Each of the following shapes the maxillary denture labial flange EXCEPT one. Which is the EXCEPTION?
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Correct answer: B. Infraorbital rim
- A. INCORRECT. The buccinator helps shape the buccal and labial flange border.
- B. CORRECT. The infraorbital rim is a distant bony landmark and does not contour the denture flange.
- C. INCORRECT. The labial frenum requires a notch in the flange, so it shapes it.
- D. INCORRECT. Muscle activity in the area influences flange contour.
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