. A treatise on nervous and mental diseases, for students and practitioners of medicine. Photograph of case of congeni-tal Huntingtons chorea. Photograph of a case of Huntingtons attitude. muscles become affected, though sometimes all are involved simul-taneously. The speech is frequently altered in consequence ofthe muscular movements of the buccal cavity, pharynx, and re-spiratory diaphragmatic muscles. This alteration imparts to thespeech a nasal, confused, obstructed, and sticky articulation. Theexternal muscles of the eye are not often affected. Although mostof the muscles of t
. A treatise on nervous and mental diseases, for students and practitioners of medicine. Photograph of case of congeni-tal Huntingtons chorea. Photograph of a case of Huntingtons attitude. muscles become affected, though sometimes all are involved simul-taneously. The speech is frequently altered in consequence ofthe muscular movements of the buccal cavity, pharynx, and re-spiratory diaphragmatic muscles. This alteration imparts to thespeech a nasal, confused, obstructed, and sticky articulation. Theexternal muscles of the eye are not often affected. Although mostof the muscles of the body are affected, nevertheless individual casesvary in the predomiuauce of certain muscles, so that in some theextremities may be most implicated, in others the face, respiration,and deglutition ; whilst in others again there is a hemiplegic distribu-tion, or the lower extremities are imphcated. There is seldom anyimpairment of sensation, and when there is, it is only some slight 332 NERVOUS DISEASES. dulness of perception of painful sensations, which is probably dueto the mental
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