buccinator (muscle)

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buc·ci·na·tor (mus·cle)

[TA]
facial muscle of cheek; origin, posterior portion of alveolar portion of maxilla and mandible and pterygomandibular raphe; insertion, angle of mouth; also become interspersed with more horizontal portions of the orbicularis oris; action, flattens cheek, retracts angle of mouth; plays an important role in mastication, working with tongue and orbicularis oris muscle to keep food between teeth; when it is paralyzed, as in Bell palsy, food accumulates in the oral vestibule; nerve supply, facial.
References in periodicals archive ?
In some people stress also causes continuous clenching of teeth, thus increasing the pressure on cheek muscles.
After all, the combined forces of Highclere Thoroughbreds and the Royal Ascot Racing Club - which he marshals with considerable skill - have afforded the cheek muscles many a workout since 1993.
They also stimulate the use of the tongue and cheek muscles to aid good chewing and speech development and help encourage self-feeding for babies as they progress.
Picture her, without a wrinkle in her forehead, her cheek muscles sinking into the floor.
Soon your cheek muscles feel stiff and a fake smile emerges and the camera picks up everything.
The brain on the left side governs the cheek muscles, the lips, the tongue, the teeth.
My cheek muscles were sore from registering artificial bemusement.
Traditional dentures are retained using suction, tongue and cheek muscles and gravity.
The occlusion (the bite of the patient) is affected causing jaw joint aches *Gaps make the individual appear older due to cheek muscles resting into the gaps
Occasional grinding doesn't do much harm but if you are a muscle-bound bodybuilder you're likely to have strong cheek muscles and you could easily be exerting in excess of 100kg every time you gnash together.
It also gives your cheek muscles a hi-energy workout, which stops your skin from sagging.
When the problem first started I went to a top specialist in Harley Street and he told me the cheek muscles were not responding to a signal from my brain and to carry on practising.