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Direct linkGrigos, Maria I.; Kolenda, Nicole – Clinical Linguistics & Phonetics, 2010
Jaw movement patterns were examined longitudinally in a 3-year-old male with childhood apraxia of speech (CAS) and compared with a typically developing control group. The child with CAS was followed for 8 months, until he began accurately and consistently producing the bilabial phonemes /p/, /b/, and /m/. A movement tracking system was used to…
Descriptors: Control Groups, Longitudinal Studies, Case Studies, Comparative Analysis
Grigos, Maria I.; Saxman, John H.; Gordon, Andrew M. – Journal of Speech, Language, and Hearing Research, 2005
Lip and jaw movements were studied longitudinally in 19-month-old children as they acquired the voicing contrast for /p/ and /b/. A movement tracking system obtained lip and jaw kinematics as participants produced the target utterances /papa/ and /baba/. Laryngeal adjustments were also tracked through acoustically recorded voice onset time (VOT)…
Descriptors: Motor Development, Speech Improvement, Longitudinal Studies, Young Children
