Williams syndrome : A surprising deficit in oromotor praxis in a population with proficient language production. / Krishnan, Saloni; Bergström, Lina; Alcock, Katherine J.; Dick, Frederic; Karmiloff-Smith, Annette.

In: Neuropsychologia, Vol. 67, 01.2015, p. 82-90.

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Williams syndrome : A surprising deficit in oromotor praxis in a population with proficient language production. / Krishnan, Saloni; Bergström, Lina; Alcock, Katherine J.; Dick, Frederic; Karmiloff-Smith, Annette.

In: Neuropsychologia, Vol. 67, 01.2015, p. 82-90.

Research output: Contribution to journalArticlepeer-review

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Krishnan, Saloni ; Bergström, Lina ; Alcock, Katherine J. ; Dick, Frederic ; Karmiloff-Smith, Annette. / Williams syndrome : A surprising deficit in oromotor praxis in a population with proficient language production. In: Neuropsychologia. 2015 ; Vol. 67. pp. 82-90.

BibTeX

@article{5a2cd54f4b6b41689c14f065e103bc7d,
title = "Williams syndrome: A surprising deficit in oromotor praxis in a population with proficient language production",
abstract = "Williams Syndrome (WS) is a neurodevelopmental disorder of known genetic origin, characterized by serious delays in language onset yet relatively verbose, intelligible and fluent speech in late childhood and adulthood. How do motor abilities relate to language in this group? We investigated planning and co-ordination of the movement of the speech articulators (oromotor praxis) in 28 fluent-speaking individuals with WS, aged between 12 and 30 years. Results indicate that, despite their fluent language, oromotor praxis was impaired in WS relative to two groups of typically-developing children, matched on either vocabulary or visuospatial ability. These findings suggest that the ability to plan, co-ordinate and execute complex sensorimotor movements contribute to an explanation of the delay in expressive language early in development in this neurodevelopmental disorder. In the discussion, we turn to more general issues of how individual variation in oromotor praxis may account for differences in speech/language production abilities across developmental language disorders.",
keywords = "Motor ability, Orofacial movements, Sequencing, Speech motor control, Williams syndrome",
author = "Saloni Krishnan and Lina Bergstr{\"o}m and Alcock, {Katherine J.} and Frederic Dick and Annette Karmiloff-Smith",
year = "2015",
month = jan,
doi = "10.1016/j.neuropsychologia.2014.11.032",
language = "English",
volume = "67",
pages = "82--90",
journal = "Neuropsychologia",
issn = "0028-3932",
publisher = "Elsevier Limited",

}

RIS

TY - JOUR

T1 - Williams syndrome

T2 - A surprising deficit in oromotor praxis in a population with proficient language production

AU - Krishnan, Saloni

AU - Bergström, Lina

AU - Alcock, Katherine J.

AU - Dick, Frederic

AU - Karmiloff-Smith, Annette

PY - 2015/1

Y1 - 2015/1

N2 - Williams Syndrome (WS) is a neurodevelopmental disorder of known genetic origin, characterized by serious delays in language onset yet relatively verbose, intelligible and fluent speech in late childhood and adulthood. How do motor abilities relate to language in this group? We investigated planning and co-ordination of the movement of the speech articulators (oromotor praxis) in 28 fluent-speaking individuals with WS, aged between 12 and 30 years. Results indicate that, despite their fluent language, oromotor praxis was impaired in WS relative to two groups of typically-developing children, matched on either vocabulary or visuospatial ability. These findings suggest that the ability to plan, co-ordinate and execute complex sensorimotor movements contribute to an explanation of the delay in expressive language early in development in this neurodevelopmental disorder. In the discussion, we turn to more general issues of how individual variation in oromotor praxis may account for differences in speech/language production abilities across developmental language disorders.

AB - Williams Syndrome (WS) is a neurodevelopmental disorder of known genetic origin, characterized by serious delays in language onset yet relatively verbose, intelligible and fluent speech in late childhood and adulthood. How do motor abilities relate to language in this group? We investigated planning and co-ordination of the movement of the speech articulators (oromotor praxis) in 28 fluent-speaking individuals with WS, aged between 12 and 30 years. Results indicate that, despite their fluent language, oromotor praxis was impaired in WS relative to two groups of typically-developing children, matched on either vocabulary or visuospatial ability. These findings suggest that the ability to plan, co-ordinate and execute complex sensorimotor movements contribute to an explanation of the delay in expressive language early in development in this neurodevelopmental disorder. In the discussion, we turn to more general issues of how individual variation in oromotor praxis may account for differences in speech/language production abilities across developmental language disorders.

KW - Motor ability

KW - Orofacial movements

KW - Sequencing

KW - Speech motor control

KW - Williams syndrome

UR - http://www.scopus.com/inward/record.url?scp=84920095216&partnerID=8YFLogxK

U2 - 10.1016/j.neuropsychologia.2014.11.032

DO - 10.1016/j.neuropsychologia.2014.11.032

M3 - Article

C2 - 25433223

AN - SCOPUS:84920095216

VL - 67

SP - 82

EP - 90

JO - Neuropsychologia

JF - Neuropsychologia

SN - 0028-3932

ER -