Results 81 to 90 of about 218,617 (370)

Visuomotor functions of the posterior parietal cortex

open access: yesNeuropsychologia, 2006
In this special issue of Neuropsychologia leading experts in the field discuss controversies and advances in the role of the posterior parietal cortex (PPC) in visuomotor control. The papers are wide-ranging in their scope, covering monkey physiology and anatomy, functional imaging in humans and monkeys as well as transcranial magnetic stimulation and ...
Jackson, SR, Husain, M
openaire   +2 more sources

Unique and shared roles of the posterior parietal and dorsolateral prefrontal cortex in cognitive functions

open access: yesFrontiers in Integrative Neuroscience, 2012
The dorsolateral prefrontal and posterior parietal cortex are two parts of a broader brain network involved in the control of cognitive functions such as working memory, spatial attention, and decision making.
Fumi eKatsuki, Christos eConstantinidis
doaj   +1 more source

Hippocampus and retrosplenial cortex combine path integration signals for successful navigation [PDF]

open access: yes, 2013
The current study used fMRI in humans to examine goal-directed navigation in an open field environment. We designed a task that required participants to encode survey-level spatial information and subsequently navigate to a goal location in either first ...
Brown, Thackery I   +5 more
core   +3 more sources

Personalized alpha-tACS targeting left posterior parietal cortex modulates visuo-spatial attention and posterior evoked EEG activity

open access: yesBrain Stimulation, 2023
Background: Covert visuo-spatial attention is marked by the anticipatory lateralization of neuronal alpha activity in the posterior parietal cortex.
Jan-Ole Radecke   +6 more
doaj   +1 more source

Relationships between human auditory cortical structure and function [PDF]

open access: yes, 2003
The human auditory cortex comprises multiple areas, largely distributed across the supratemporal plane, but the precise number and configuration of auditory areas and their functional significance have not yet been clearly established.
Hall, DA, Hart, HC, Johnsrude, IS
core   +2 more sources

Architecture and organization of mouse posterior parietal cortex relative to extrastriate areas

open access: yesbioRxiv, 2018
The posterior parietal cortex (PPC) is a multifaceted region of cortex, contributing to several cognitive processes including sensorimotor integration and spatial navigation.
Karoline Hovde   +3 more
semanticscholar   +1 more source

CSF Levels of NPTX2 Are Associated With Less Brain Atrophy Over Time in Cognitively Unimpaired Individuals

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Neuronal pentraxin 2 (NPTX2) is a synaptic protein involved in synaptic plasticity and regulation of neuronal excitability. Lower baseline cerebrospinal fluid (CSF) NPTX2 levels have been shown to be associated with an earlier onset of mild cognitive impairment (MCI), a pre‐dementia syndrome, even after CSF Alzheimer's Disease (AD)
Juan P. Vazquez   +12 more
wiley   +1 more source

Disrupted working memory circuitry and psychotic symptoms in 22q11.2 deletion syndrome. [PDF]

open access: yes, 2014
22q11.2 deletion syndrome (22q11DS) is a recurrent genetic mutation that is highly penetrant for psychosis. Behavioral research suggests that 22q11DS patients exhibit a characteristic neurocognitive phenotype that includes differential impairment in ...
Bearden, CE   +7 more
core   +5 more sources

The neural correlates of regulating another person's emotions: an exploratory fMRI study [PDF]

open access: yes, 2014
Studies investigating the neurophysiological basis of intrapersonal emotion regulation (control of one's own emotional experience) report that the frontal cortex exerts a modulatory effect on limbic structures such as the amygdala and insula. However, no
Eleanor eMiles   +12 more
core   +4 more sources

A Pure Salience Response in Posterior Parietal Cortex [PDF]

open access: yesCerebral Cortex, 2011
When exploring a visual scene, some objects perceptually popout because of a difference of color, shape, or size. This bottom-up information is an important part of many models describing the allocation of visual attention. It has been hypothesized that the lateral intraparietal area (LIP) acts as a "priority map," integrating bottom-up and top-down ...
Fabrice, Arcizet   +2 more
openaire   +2 more sources

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