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April 21, 1906


JAMA. 1906;XLVI(16):1154-1157. doi:10.1001/jama.1906.62510430004001a

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The removal of a portion or of the whole mandible has its effect on the functions of the jaws and the form of the face. The effect on the functions of the removal of a portion of the jaw will depend greatly on the part of the bone removed and its size. If a small portion of the middle part of the jaw is removed the function may not be disturbed at all. If half of the ramus is removed the mastication and the speech may be greatly impaired, and if the whole jaw is removed the function of the lower jaw will be entirely abolished. Even a small resection, however, will have an effect on the shape of the face which, as a rule, will be shown by disfigurement or deformity.

The jaw plays such an important rôle in the formation of the face, through support of the cheeks

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