Omohyoid Muscle Trapezius Muscle Masseter Muscle Orbicularis Oris Muscle Mentalis Muscle Depressor Labii Inferioris Muscle Depressor Anguli Oris Muscle Buccinator Muscle Zygomaticus Major Muscle Zygomaticus Minor Muscle Levator Labii Superioris Muscle Temporal Muscle Orbicularis Oculi Muscle Sternocleidomastoid Muscle Frontalis Muscle
Buccinator Muscle
It originates from the outer surface of alveolar processes of bones, maxilla and mandible and from temporomandibular joint. Converge toward the angle of the mouth, where the central fibers intersect each other’s, those on above continue with the lower segment of orbicularis oris and those below with the upper segment to continue with the lip. It is supplied by the buccal artery. Motor part supplied by buccal branch of facial nerve. Sensory part supplied by buccal branch of mandibular nerve. It helps performing following functions Compresses cheeks against teeth and helps in blowing. Helps in suckling in neonates. Assists muscle in chewing. Aids in whistling and smiling.
ORIGIN
INSERTION
BLOOD SUPPLY
INNERVATION
FUNCTIONS
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