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ADA NBDE National Board Dental Part I

Category - NBDE

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The mandibular branch of the trigeminal nerve innervates all but which of the following muscles of mastication?

temporalis
masseter
buccinator
medial pterygoid

Explanation

Answer: C - The buccinator receives its innervation from the facial nerve (CN VII, buccal branch). The buccinator muscle assists in mastication by compressing the cheek against molar teeth, thus holding food under the teeth.

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ADA NBDE National Board Dental Part I

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ADA NBDE National Board Dental Part I

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