The buccinator muscle is innervated by the . The buccinator muscle is innervated by the . facial nerve abducens nerve vagus nerve trigeminal nerve

The buccinator muscle is innervated by Facial nerve.

Explanation:

Buccinator muscle is a thin quadrilateral facial muscle that is between the interval of the mandible and maxillae at the side of the face. It form the anterior part of the cheek to the teeth and help in holding the cheek to the teeth. It also help in chewing. It is innervated by the buccal branch of the facial nerve.