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Grammatical class effects in brain-damaged patients: functional locus of noun and verb deficit
Maria Caterina Silveri1, Roberta Perri, Antonella Cappa
1Institute of Neurology, Neuropsychology Service, Catholic University, Rome, Italy. silveri@rm.unicatt.it
Abstract:
Two patients are described with grammatical class dissociation: CG, a semantic-dementia patient who presented a disproportionate impairment of nouns compared to verbs; SA, a patient with a left parietal lesion who presented impaired sentence production and a disproportionate deficit for verbs compared to nouns. The results are discussed within the current models on semantic memory and lexical access.
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