Results 21 to 30 of about 578,779 (211)

Visual categorization and the parietal cortex [PDF]

open access: yesFrontiers in Integrative Neuroscience, 2012
The primate brain is adept at rapidly grouping items and events into functional classes, or categories, in order to recognize the significance of stimuli and guide behavior. Higher cognitive functions have traditionally been considered the domain of frontal areas.
David J. Freedman   +2 more
openaire   +4 more sources

Organization of the dorsal lateral geniculate nucleus in the mouse [PDF]

open access: yes, 2017
The dorsal lateral geniculate nucleus (dLGN) of the thalamus is the principal conduit for visual information from retina to visual cortex. Viewed initially as a simple relay, recent studies in the mouse reveal far greater complexity in the way input from
Guido, William, Kerschensteiner, Daniel
core   +2 more sources

Neural Pathways Conveying Novisual Information to the Visual Cortex

open access: yesNeural Plasticity, 2013
The visual cortex has been traditionally considered as a stimulus-driven, unimodal system with a hierarchical organization. However, recent animal and human studies have shown that the visual cortex responds to non-visual stimuli, especially in ...
Wen Qin, Chunshui Yu
doaj   +1 more source

Brief Postnatal Visual Deprivation Triggers Long-Lasting Interactive Structural and Functional Reorganization of the Human Cortex

open access: yesFrontiers in Medicine, 2021
Patients treated for bilateral congenital cataracts provide a unique model to test the role of early visual input in shaping the development of the human cortex. Previous studies showed that brief early visual deprivation triggers long-lasting changes in
Yixuan Feng   +8 more
doaj   +1 more source

Preparatory attention in visual cortex [PDF]

open access: yesAnnals of the New York Academy of Sciences, 2017
Top‐down attention is the mechanism that allows us to selectively process goal‐relevant aspects of a scene while ignoring irrelevant aspects. A large body of research has characterized the effects of attention on neural activity evoked by a visual stimulus. However, attention also includes a preparatory phase before stimulus onset in which the attended
Elisa Battistoni   +3 more
openaire   +4 more sources

How we see [PDF]

open access: yes, 2008
The visual world is imaged on the retinas of our eyes. However, "seeing"' is not a result of neural functions within the eyes but rather a result of what the brain does with those images.
Andersen, Richard A.
core   +1 more source

Visual Cortex: Suppression by Depression? [PDF]

open access: yesCurrent Biology, 2002
The response of a neuron in the visual cortex to an oriented light bar is strongly reduced by concurrent presentation of a stimulus with a different orientation. New data suggest this 'cross-orientation suppression' is caused, not by intracortical inhibition, but by rapid depression of thalamocortical synapses.
Mrsic-Flogel, Thomas D., Hübener, Mark
openaire   +4 more sources

Visual feedback alters force control and functional activity in the visuomotor network after stroke. [PDF]

open access: yes, 2018
Modulating visual feedback may be a viable option to improve motor function after stroke, but the neurophysiological basis for this improvement is not clear.
Archer, Derek B   +5 more
core   +2 more sources

Audiovisual temporal correspondence modulates human multisensory superior temporal sulcus plus primary sensory cortices [PDF]

open access: yes, 2007
The brain should integrate related but not unrelated information from different senses. Temporal patterning of inputs to different modalities may provide critical information about whether those inputs are related or not.
Driver, J   +6 more
core   +1 more source

Visual field map clusters in human frontoparietal cortex

open access: yeseLife, 2017
The visual neurosciences have made enormous progress in recent decades, in part because of the ability to drive visual areas by their sensory inputs, allowing researchers to define visual areas reliably across individuals and across species.
Wayne E Mackey   +2 more
doaj   +1 more source

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