نتایج جستجو برای: related potentials

تعداد نتایج: 1254555  

Journal: :iranian journal of psychiatry 0
anahita khorrami institute for cognitive science studies (icss), tehran, iran mehdi tehrani-doost department of psychiatry, roozbeh psychiatry hospital, tehran university of medical sciences, tehran, iran ; institute for cognitive science studies (icss), tehran, iran hossein esteky school of cognitive sciences, ipm, tehran, iran ; research center for brain and cognitive sciences, school of medicine, shaheed beheshti university, tehran, iran ; neuroscience research center, shaheed beheshti university of medical sciences, tehran, iran

incapability in face perception and recognition is one of the main issues in autism spectrum disorders (asd). event related potential (erp) studies have revealed controversial insights on autistic brain responses to faces and objects. the current investigation examined the erp components of young children with asd compared to a typically developing (td) group when looking at the upright and inv...

Journal: :auditory and vestibular research 0
sirvan najafi department of audiology, school of rehabilitation sciences, iran university of medical sciences, tehran, iran masoumeh rouzbahani department of audiology, school of rehabilitation sciences, iran university of medical sciences, tehran, iran fatemeh heidari department of audiology, school of rehabilitation, shahid beheshti university of medical sciences, tehran, iran agha fatemeh hosseini department of biostatistics, school of public health, iran university of medical sciences, tehran, iran

background and aim: auditory p300 is an event-related potential. cognitive factors like attention are involved in the generation of p300. it seems that normative variation of p300 is necessary for clinical purposes. thus, the current study was designed to establish preliminary normative variation of p300 amplitude and latency at fz and cz sites in adults. methods: this cross-sectional study was...

Journal: :auditory and vestibular research 0
hossein talebi department of audiology, faculty of rehabilitation, isfahan university of medical sciences, isfahan, iran

background and aim: foundations and mechanisms of auditory scene analysis (asa) including segregation and integration were especially reviewed in the study. i focused on the related studies using event-related potentials (erps). recent findings: publications on asa using erps from 1971 to 2014 indicate neural mechanisms of asa in central auditory system. conclusion: asa results in recognition o...

Journal: :practice in clinical psychology 0
elnaz ensafi organizationسازمان reza rostami department of psychology, faculty of psychology and education, tehran university, tehran, iran.سازمان yousef moghadas tabrizi organizationسازمان

objective: the aim of this study was to investigate the effectiveness of neurofeedback therapy on event-related potential (epr) at both behavioral and physiological level in children (7-12 years) with attention deficit/hyperactivity disorder (adhd).  methods: the current study is a quasi-experimental project whit pre-test and post-test control group. in this study, the subjects (12 patients in ...

Journal: :basic and clinical neuroscience 0
mohammad amin khoshlessan1 niavaran bldg., niavaran square, tehran, iran, p. o. box 19395-5746, tel: +98 21 2229 4035, fax: +98 21 2228 0352, email: [email protected] p300 & object color knowledge sadra sadeh medical school, iran university of medical sciences reza nilipour medical school, iran university of medical sciences, department of speech therapy, university of social welfare and rehabilitation sciences

a b s t r a c t introduction: in an oddball experiment, the context in which novel stimuli are presented affects characteristics of novelty p3, i.e. as long as there is a difficult task in which the difference between standard and target stimuli is small, recurrent presentation of a highly discrepant stimulus can lead to p300 highly similar to novelty p3. effect of stimulus properties on p300 h...

Journal: :Brain and cognition 2009
Mandy J Maguire Matthew R Brier Patricia S Moore Thomas C Ferree Dylan Ray Stewart Mostofsky John Hart Michael A Kraut

In daily activities, humans must attend and respond to a range of important items and inhibit and not respond to unimportant distractions. Our current understanding of these processes is largely based on perceptually simple stimuli. This study investigates the interaction of conceptual-semantic categorization and inhibitory processing using Event Related Potentials (ERPs). Participants complete...

2015
Rongjun Yu Pan Hu Ping Zhang

Previous research indicated that fairness consideration can be influenced by social distance. However, it is not clear whether social distance and anonymity have an interactive impact on fairness evaluation during asset distribution and whether these processes can be documented in brain activity. Using a modified ultimatum game combined with measures of event related potential (ERP), we examine...

Journal: :Trends in cognitive sciences 1997
L Osterhout J McLaughlin M Bersick

The human capacity to produce and comprehend language is one of the most distinctive characteristics of our species. However, understanding the cognitive and neural underpinnings of human language has proved difficult, in part because these processes are rapid, complex and (for the most part) inaccessible to conscious reflection. Methodologies are needed that provide continuous measurement duri...

2016
Erwin Rogelio Villuendas-González Andrés Antonio González-Garrido

Performance monitoring depends on cortical structures that are also activated in vicarious monitoring. While many experiments have shown that vicarious and on-line monitoring have a similar basis, most such experiments have focused on simple tasks. In order to assess the effect of non-contingent feedback on vicarious monitoring, 23 young volunteer adults were evaluated: in one session, they per...

Journal: :Brain and language 2012
Viktória Havas Antoni Rodríguez-Fornells Harald Clahsen

This study investigates brain potentials to derived word forms in Spanish. Two experiments were performed on derived nominals that differ in terms of their productivity and semantic properties but are otherwise similar, an acceptability judgment task and a reading experiment using event-related brain potentials (ERPs) in which correctly and incorrectly formed derived words were presented in sen...

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