buccinator

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Related to buccinators: masseter, Orbicularis oris, Buccinator nerve

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.
Farlex Partner Medical Dictionary © Farlex 2012

buccinator

(bŭk′sĭ-nā′tər)
n.
The thin, flat muscle forming the wall of the cheek.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

buccinator

Latin: trumpeter; A muscle of the cheek.

Action
Retracts angle of mandibula, compresses cheek.
 
Nerve
Buccal branch of facial.

Origin
Buccinator ridge of mandible, alveolar process of maxilla, pterygomandibular ligament.
 
Insertion
Orbicularis oris at angle of jaw.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

buc·ci·na·tor mus·cle

(bŭk'si-nā'tŏr mŭs'ĕl)
Origin, posterior portion of alveolar portion of maxilla and mandible and pterygomandibular raphe; insertion, orbicularis oris at angle of mouth; action, flattens cheek, retracts angle of mouth; nerve supply, facial. Plays an important role in mastication, working with tongue to keep food between teeth; when it is paralyzed, food accumulates in the oral vestibule.
Synonym(s): musculus buccinator [TA] .
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Try this on different pitches and vowels to help identify and eliminate tension in the buccinators. The buccinator is sometimes called the "bugler's muscle;" because it is an important embouchure muscle for wind players.
The buccinator [beksimitar] muscles form the insides of the cheeks.
To identify the action of the buccinator muscles, bring your head into balance.
Indeed, opinion is emerging that posterior-acting forces of the buccinators during bottle-feeding, pacifier-use and digit-sucking oppose forward acting forces of sucking during breast-feeding (9).
The oral cavity constitutes a complex morphofunctional system in which the peri oral muscles mainly the orbicularis oris and buccinators exert inward force balanced by the outward forces exerted by tongue.1
Contraction of buccinators is not affected by the presence or absence of dentures.16 If the dentures are constructed in accordance with shape of buccinators this may result in improved retention and stability.16
On buccal surfaces of the molar regions the influence of musculature was almost similar as buccinators are active during swallowing and speech.
This inhibition occurs as botulinum toxin cleaves the synaotosomal -associated protein (SNAP-25).Therefore, when injected intramuscularly at therapeutic doses, it produces partial chemical denervation of the muscle resulting in localized reduction in muscle activity.18 Levator labii superioris, Zygomatic major and superior fibres of buccinators muscles under the nasolabial fold responsible for the production of full smile.
On March 6, 2015, we conducted an aerial survey covering a 24-km radius around the Pope County facility and identified [approximately equal to] 100 resident mallards (Anas platyrhynchos) and 21 trumpeter swans (Cygnus buccinator).