A patient with Bell's palsy (facial nerve paralysis) has difficulty chewing because food gets stuck in his vestibule on the paralyzed side. This is mainly due to paralysis of which muscle?
A. Masseter
B. Levator anguli oris
C. Buccinator
C. Superior pharyngeal constrictor
D. Medial pterygoid
Answer: C. Superior pharyngeal constrictor
Anatomy & Physiology
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