Question 134 (part 2) · LDEK · Complete dentures

During alignment of lateral teeth in complete dentures, buccal corridor must be maintained, which means that during smiling, in the lip corner, dark triangle should be visible. Which line constitutes its medial border?

  1. A. smiling.
  2. B. canine.
  3. C. corner of the mouth.
  4. D. camper.
  5. E. medial.
Hint

The buccal corridor lies between the buccal surfaces of the posterior teeth and the commissure; identify the reference line marking where it begins mesially.

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