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Vocal Function Exercises For Normal Voice: With And Without Semi-Occlusion, Megan Suzanne Brown
Vocal Function Exercises For Normal Voice: With And Without Semi-Occlusion, Megan Suzanne Brown
Theses and Dissertations--Communication Sciences and Disorders
The primary purpose of this investigation was to explore the effects of varying degrees of vocal tract semi-occlusion in Vocal Function Exercises (VFEs) on attainment of pre- established maximum phonation time (MPT) goals in individuals between the ages of 18 and 45 with normal voice. Individuals were randomized into three experimental groups: the traditional VFE with a semi-occluded vocal tract (SOVT), modified /o/ with partial occlusion, and modified /a/ without significant occlusion. For six weeks, the participants completed the four exercises two times each, twice daily on corresponding vocal tract postures assigned by group. Results indicated significant change in percent …