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These may include the thick muscle in the cheek that closes the jaw (masseter muscle) and the broad muscle that draws back the lower jaw and closes the mouth (temporalis muscle). Some patients may also experience involuntary contractions of the wide muscle at the side of the neck (platysmal muscle). This muscle draws down the corner of the ...
Of the aesthetic preparations prior to embalming, the closure of the eyes, mouth, and lips are the most aesthetically obvious. There is a distinction between mouth closure and lip closure, the former meaning closure of the jaws, whilst the latter is closure of the lips and ‘setting’ the look of the mouth. [6] Eye closure
Ophthalmic signs may include third eyelid protrusion, red eyes, and exophthalmos (protruding eyeballs). [5] In chronic MMM there is atrophy of the jaw muscles, and scarring of the masticatory muscles due to fibrosis may result in inability to open the mouth . The affected muscles include the temporalis, masseter, and pterygoid muscles. The ...
Trismus is a condition of restricted opening of the mouth. [1] [2] The term was initially used in the setting of tetanus. [2]Trismus may be caused by spasm of the muscles of mastication or a variety of other causes. [3]
Orthodontic treatment, as described earlier, is sometimes listed as a possible predisposing factor in the development of TMD. On the other hand, orthodontic treatment is also often carried out in the belief that it may treat or prevent TMD. Another systematic review investigating the relationship between orthodontics and TMD concluded the ...
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The jaws are a pair of opposable articulated structures at the entrance of the mouth, typically used for grasping and manipulating food. The term jaws is also broadly applied to the whole of the structures constituting the vault of the mouth and serving to open and close it and is part of the body plan of humans and most animals.
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