نتایج جستجو برای: working memory wm

تعداد نتایج: 439267  

Background: The paced auditory serial addition test (PASAT) was primarily developed to assess the effects of traumatic brain injury on cognitive functioning. Working memory (WM) is one of the most important aspects of cognitive function, and WM impairment is one of the clinically remarkable signs of aphasia. To develop the Persian version of PASAT, an initial version was used in individuals wit...

Journal: :Cerebral cortex 2012
David Soto Ciara M Greene Anum Chaudhary Pia Rotshtein

Working memory (WM) representations can bias visual selection to matching stimuli in the field. WM biases can, however, be modulated by the level of cognitive load, with WM guidance reduced as memory load increases. Here, we used functional magnetic resonance imaging to distinguish between competing hypotheses for the reduction of WM guidance under load: 1) poor neural representations of memory...

2017
Liang Ma Lei Chang Xiaoying Chen Renlai Zhou

This study developed a battery of computerized working memory (WM) tests and a scoring system suitable for young adult users. The tests comprised five classic tasks derived from Baddeley's model of WM, reflecting each of the five WM functions. We recruited 115 undergraduate and graduate students from various academic fields and constructed a preliminary WM scoring norm for young adults. The sco...

2018
Marjan Persuh Eric LaRock Jacob Berger

Working memory (WM), an important posit in cognitive science, allows one to temporarily store and manipulate information in the service of ongoing tasks. WM has been traditionally classified as an explicit memory system-that is, as operating on and maintaining only consciously perceived information. Recently, however, several studies have questioned this assumption, purporting to provide eviden...

Background & Aims: Multiple sclerosis (MS) is a neurological disease that is the most common cause of disability and may be associated with cognitive impairment. Despite the implementation of cognitive rehabilitation (CR) studies in patients with MS, there are still no clear and conclusive results. This study aimed to investigate the effectiveness of CR on speed and WM capacity, executive funct...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2016
Elena M Galeano Weber Benjamin Peters Tim Hahn Christoph Bledowski Christian J Fiebach

UNLABELLED Limitations of working memory (WM) capacity depend strongly on the cognitive resources that are available for maintaining WM contents in an activated state. Increasing the number of items to be maintained in WM was shown to reduce the precision of WM and to increase the variability of WM precision over time. Although WM precision was recently associated with neural codes particularly...

Journal: :Arquivos de neuro-psiquiatria 2010
Simone Freitas Fuso Dagoberto Callegaro Sabine Pompéia Orlando F A Bueno

Episodic memory is impaired in multiple sclerosis (MS) patients, possibly because of deficits in working memory (WM) functioning. If so, WM alterations should necessarily be found in patients with episodic memory deficits, but this has not yet been demonstrated. In this study we aimed at determining whether episodic memory deficits in relapsing-remitting MS are found in conjunction with impaire...

Journal: :FIEP Bulletin On-line 2023

Introduction: The most prevalent symptom related to the Alzheimer’s disease (AD) is impairment in Working Memory (WM), and physical exercise display effectiveness, although, limited. Objective: To investigate effect of (PE) on working memory older adults with due disease. Methods: Forty- four subjects, all diagnose were divided into two groups (CG) that received only classical treatment, Exerci...

Journal: :Journal of communication disorders 2012
Jamie F Mayer Laura L Murray

PURPOSE Many adults with aphasia demonstrate concomitant deficits in working memory (WM), but such deficits are difficult to quantify because of a lack of validated measures as well as the complex interdependence between language and WM. We examined the feasibility, reliability, and internal consistency of an n-back task for evaluating WM in aphasia, then explored the influence of domain-genera...

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