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Sussman, Harvey M.; Byrd, Courtney T.; Guitar, Barry – Clinical Linguistics & Phonetics, 2011
This article analysed the acoustic structure of voiced stop ++ vowel sequences in a group of persons who stutter (PWS). This phonetic unit was chosen because successful production is highly dependent on the differential tweaking of right-to-left anticipatory coarticulation as a function of stop place. Thus, essential elements of both speech motor…
Descriptors: Stuttering, Vowels, Acoustics, Adults
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Namasivayam, Aravind Kumar; van Lieshout, Pascal; De Nil, Luc – Journal of Communication Disorders, 2008
This exploratory study investigated sensory-motor mechanisms in five people who stutter (PWS) and five people who do not (PNS). Lip kinematic and coordination data were recorded as they produced bi-syllabic nonwords at two rates (normal and fast) in three conditions (jaw-free, immediately after insertion of a bite-block, and after a 10-min…
Descriptors: Stuttering, Psychomotor Skills, Control Groups, Speech Communication