چکیده مقاله
Progressive and relatively circumscribed loss of semantic knowledge, referred to as semanticdementia SD which falls under the broader umbrella of frontotemporal dementia, was officiallyidentified as a clinical syndrome less than 50 years ago Here, we review recent neuroimaging,pathological, and genetic research in SD From a neuroimaging perspective, SD is characterisedby hallmark asymmetrical atrophy of the anterior temporal pole and anterior fusiform gyrus, whichis usually left lateralised Functional magnetic resonance imaging fMRI studies have revealedwidespread changes in connectivity, implicating the anterior temporal regions in semantic deficitsin SD Task related fMRI have also demonstrated the relative preservation of frontal and parietalregions alongside preserved memory performance
کلیدواژهها
نویسندگان
Zhila Mohammadi
Department of Humanities, Nationa University of skills NUS , Tehran, Iran
شیوه ارجاع
Mohammadi, Zhila,1403,Linguistic and extralinguistic abilities in dementia,20th International Conference on Language , Literature , Culture and History Studies
ارائهشده در
مجموعه مقالات بیستمین کنفرانس بین المللی مطالعات زبان، ادبیات، فرهنگ و تاریخ18 آبان 1403