SPA 3101 Chapter Notes - Chapter 13: Phonation, Dysphonia, Limbic System
18 Nov 2020
School
Department
Course
Professor
Document Summary
Introduction: not all neurogenic speech disturbances are under msd, heterogenous group of problems that have various close and distant relationships to. Msd: three broad categories, associated with diverse central nervous system lesion sites, associated with left hemisphere abnormalities, associated with right hemisphere abnormalities. Impacts ns: common in the parkinsonism syndromes. Palilalia: definition and clinical charcteristics, autoecholalia or pathologic reiterative utterances, compulsive repetition of utterances. Involving words or phrases: sounds are usually excluded. Imitative behavoir: reflecting a loss of inhibition that can occur in people with bilateral, nature of the problem prefrontal lesions, preserve basic input and output circuits for spoken language, this, permitting repetition, reflect inability to propositionsize. In which lower level motor mechanisms appear disinhibited: tied to high level cognitive deficits. Inappropriate shouting or laughter: grunting noises, verbal and vocal tics, palilalia , echolalia, associated deficits, diffuse cognitive impairment, common etiolgoies, alzheimer"s and other dementing conditions, tourette"s.
