[article]
Titre : |
Inflectional morphology in high-functioning autism: Evidence for speeded grammatical processing |
Type de document : |
Texte imprimé et/ou numérique |
Auteurs : |
Matthew WALENSKI, Auteur ; Stewart H. MOSTOFSKY, Auteur ; Michael T. ULLMAN, Auteur |
Article en page(s) : |
p.1607-1621 |
Langues : |
Anglais (eng) |
Mots-clés : |
Autism Language Morphology Past tense Procedural memory Basal-ganglia |
Index. décimale : |
PER Périodiques |
Résumé : |
Autism is characterized by language and communication deficits. We investigated grammatical and lexical processes in high-functioning autism by contrasting the production of regular and irregular past-tense forms. Boys with autism and typically developing control boys did not differ in accuracy or error rates. However, boys with autism were significantly faster than controls at producing rule-governed past-tenses (slip-slipped, plim-plimmed, bring-bringed), though not lexically dependent past-tenses (bring-brought, squeeze-squeezed, splim-splam). This pattern mirrors previous findings from Tourette syndrome attributed to abnormalities of frontal/basal-ganglia circuits that underlie grammar. We suggest a similar abnormality underlying language in autism. Importantly, even when children with autism show apparently normal language (e.g., in accuracy or with diagnostic instruments), processes and/or brain structures subserving language may be atypical in the disorder. |
En ligne : |
http://dx.doi.org/10.1016/j.rasd.2014.08.009 |
Permalink : |
https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=241 |
in Research in Autism Spectrum Disorders > 8-11 (November 2014) . - p.1607-1621
[article] Inflectional morphology in high-functioning autism: Evidence for speeded grammatical processing [Texte imprimé et/ou numérique] / Matthew WALENSKI, Auteur ; Stewart H. MOSTOFSKY, Auteur ; Michael T. ULLMAN, Auteur . - p.1607-1621. Langues : Anglais ( eng) in Research in Autism Spectrum Disorders > 8-11 (November 2014) . - p.1607-1621
Mots-clés : |
Autism Language Morphology Past tense Procedural memory Basal-ganglia |
Index. décimale : |
PER Périodiques |
Résumé : |
Autism is characterized by language and communication deficits. We investigated grammatical and lexical processes in high-functioning autism by contrasting the production of regular and irregular past-tense forms. Boys with autism and typically developing control boys did not differ in accuracy or error rates. However, boys with autism were significantly faster than controls at producing rule-governed past-tenses (slip-slipped, plim-plimmed, bring-bringed), though not lexically dependent past-tenses (bring-brought, squeeze-squeezed, splim-splam). This pattern mirrors previous findings from Tourette syndrome attributed to abnormalities of frontal/basal-ganglia circuits that underlie grammar. We suggest a similar abnormality underlying language in autism. Importantly, even when children with autism show apparently normal language (e.g., in accuracy or with diagnostic instruments), processes and/or brain structures subserving language may be atypical in the disorder. |
En ligne : |
http://dx.doi.org/10.1016/j.rasd.2014.08.009 |
Permalink : |
https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=241 |
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