Buccinator muscle

From Freepedia

Buccinator

The buccinator is a muscle of which the bulk of is located in the cheeks. It arises from the alveolar processes of the maxillary bone and mandible and inserts in the fibres of the orbicularis oris. It is innervated by the seventh cranial nerve, the facial nerve (VII). The buccinator compresses the cheeks against the teeth and is used in acts such as blowing. It is an assistant muscle of mastication (chewing).

Muscles of the head

facial expression: Auricularis anterior muscle - Buccinator muscle - Corrugator supercilii muscle - Depressor anguli oris muscle - Depressor labii inferioris muscle - Depressor septi nasi muscle - Frontalis muscle - Levator anguli oris muscle - Levator labii supeioris muscle - Levator labii superioris alaeque nasi muscle - Levator palpebrae superioris muscle - Mentalis muscle - Nasalis muscle - Occipitalis muscle - Orbicularis oculi muscle - Orbicularis oris muscle - Platysma - Procerus muscle - Risorius muscle - Zygomaticus major muscle - Zygomaticus minor muscle mastication: Lateral pterygoid muscle - Masseter muscle - Medial pterygoid muscle - Temporalis muscle extraocular: Inferior oblique muscle - Inferior rectus muscle - Lateral rectus muscle - Medial rectus muscle - Superior oblique muscle - Superior rectus muscle intraocular: Ciliary body - Iris dilator muscle - Iris sphincter muscle