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Liotti, Mario; Ingham, Janis C.; Takai, Osamu; Paskos, Delia Kothmann; Perez, Ricardo; Ingham, Roger J. – Brain and Language, 2010
High-density ERPs were recorded in eight adults with persistent developmental stuttering (PERS) and eight matched normally fluent (CONT) control volunteers while participants either repeatedly uttered the vowel "ah" or listened to their own previously recorded vocalizations. The fronto-central N1 auditory wave was reduced in response to spoken…
Descriptors: Brain Hemisphere Functions, Stuttering, Vowels, Auditory Perception
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De Nil, Luc F.; Beal, Deryk S.; Lafaille, Sophie J.; Kroll, Robert M.; Crawley, Adrian P.; Gracco, Vincent L. – Brain and Language, 2008
Functional magnetic resonance imaging was used to investigate the neural correlates of passive listening, habitual speech and two modified speech patterns (simulated stuttering and prolonged speech) in stuttering and nonstuttering adults. Within-group comparisons revealed increased right hemisphere biased activation of speech-related regions…
Descriptors: Stuttering, Adults, Simulation, Comparative Analysis