نتایج جستجو برای: memory retrieval

تعداد نتایج: 331948  

2018
Bianca M Marin Stephen A VanHaerents Joel L Voss Donna J Bridge

Dorsolateral prefrontal cortex (DLPFC) is thought to organize items in working memory and this organizational role may also influence long-term memory. To causally test this hypothesized role of DLPFC in long-term memory formation, we used θ-burst noninvasive stimulation (TBS) to modulate DLPFC involvement in a memory task that assessed the influence of active short-term retrieval on later memo...

2014
Andrea T. Shafer Florin Dolcos

The memory-enhancing effect of emotion has been linked to the engagement of emotion- and memory-related medial temporal lobe (MTL) regions (amygdala-AMY; hippocampus-HC; parahippocampus-PHC), during both encoding and retrieval. However, recognition tasks used to investigate the neural correlates of retrieval make it difficult to distinguish MTL engagement linked to retrieval success (RS) from t...

Journal: :Psychoneuroendocrinology 2016
Piray Atsak Friederike M Guenzel Deniz Kantar-Gok Ioannis Zalachoras Piraye Yargicoglu Onno C Meijer Gina L Quirarte Oliver T Wolf Lars Schwabe Benno Roozendaal

Acute stress and elevated glucocorticoid hormone levels are well known to impair the retrieval of hippocampus-dependent 'declarative' memory. Recent findings suggest that stress might also impair the retrieval of non-hippocampal memories. In particular, stress shortly before retention testing was shown to impair the retrieval of striatal stimulus-response associations in humans. However, the me...

2016
Hu Liu Ting Wang Wei Dai Zheng Jiang Yuan-Hai Li Xue-Sheng Liu

Abundant evidence indicates that propofol profoundly affects memory processes, although its specific effects on memory retrieval have not been clarified. A recent study has indicated that hippocampal glycogen synthase kinase-3β (GSK-3β) activity affects memory. Constitutively active GSK-3β is required for memory retrieval, and propofol has been shown to inhibit GSK-3β. Thus, the present study e...

2013
Erika Nyhus David Badre

Controlling access to memory allows us to recover task-relevant information and to relate it to our decisions, actions, and goals. Neuropsychological and neuroimaging evidence suggests that memory control includes multiple component processes that depend on different regions of prefrontal cortex (PFC). Here, we highlight the distinction between PFC networks involved in controlling retrieval ver...

Journal: :NeuroImage 2014
Nicholas Ketz Randall C. O'Reilly Tim Curran

Control processes are critical for both facilitating and suppressing memory retrieval, but these processes are not well understood. The current work, inspired by a similar fMRI design (Detre et al., in press), used a modified Think/No-Think(TNT) paradigm to investigate the neural signatures of volition over enhancing and suppressing memory retrieval. Previous studies have shown memory enhanceme...

Introduction: Evidence indicates that morphine impairs memory process. Ghrelin hormone has been linked to learning and memory processes and modulates reward properties of addictive drugs. In this study we examined the role of middle septal ghrelin receptors in the effects of morphine on memory consolidation in passive avoidance learning.   Materials & Methods: In this experimental study, 91 ma...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2012
Noa Ofen Xiaoqian J Chai Karen D I Schuil Susan Whitfield-Gabrieli John D E Gabrieli

Neuroanatomical and psychological evidence suggests prolonged maturation of declarative memory systems in the human brain from childhood into young adulthood. Here, we examine functional brain development during successful memory retrieval of scenes in children, adolescents, and young adults ages 8-21 via functional magnetic resonance imaging. Recognition memory improved with age, specifically ...

2014
Yoav Kessler Susan Vandermorris Nigel Gopie Alexander Daros Gordon Winocur Morris Moscovitch

A well-documented dissociation between memory encoding and retrieval concerns the role of attention in the two processes. The typical finding is that divided attention (DA) during encoding impairs future memory, but retrieval is relatively robust to attentional manipulations. However, memory research in the past 20 years had demonstrated that retrieval is a memory-changing process, in which the...

Journal: :Journal of cognitive neuroscience 2016
Patrick Khader Thorsten Pachur Lilian A. E. Weber Kerstin Jost

Decision-making often requires retrieval from memory. Drawing on the neural ACT-R theory [Anderson, J. R., Fincham, J. M., Qin, Y., & Stocco, A. A central circuit of the mind. Trends in Cognitive Sciences, 12, 136-143, 2008] and other neural models of memory, we delineated the neural signatures of two fundamental retrieval aspects during decision-making: automatic and controlled activation of m...

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