RPD Review Questions
Incorrect. The masseter muscle has no effect on the contour of the lingual flange.
Incorrect. The internal pterygoid muscle has no effect on the lingual denture flange.
Correct. The superior constrictor muscle affects the most distal portion of the lingual flange. If you are overextended in this area, the patient's complaint will often be that he/she has a sore throat.
Incorrect. The mylohyoid muscle affects the lingual flange but not at its most posterior (distal) aspect.