Results 71 to 80 of about 578,779 (211)
Background. Visual symptoms are common in patients with migraine, even in interictal periods. The purpose was to assess the association between dynamic functional connectivity (dFC) of the visual cortex and clinical characteristics in migraine without ...
Heng-Le Wei +9 more
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Damage to the visual cortex structures after high altitude exposure has been well clarified. However, changes in the neuronal activity and functional connectivity (FC) of the visual cortex after hypoxia/reoxygenation remain unclear.
Xinjuan Zhang +6 more
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Dynamic architecture of the visual cortex
Several aspects of the organization of the visual cortex in the mouse have been examined in Golgi preparations. Special attention has been devoted to the afferent systems innervating the basal dendrites of pyramidal cells of layers III and V. A computer analysis using matrix algebra of the projected dendritic field of the basal and apical-collateral ...
Ruiz-Marcos, Antonio, Valverde, Facundo
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Very early responses to colour stimuli detected in prestriate visual cortex by magnetoencephalography (MEG) [PDF]
Our previous studies with the visual motion and form systems show that visual stimuli belonging to these categories trigger much earlier latency responses from the visual cortex than previously supposed and that the source of the earliest signals can be ...
Hoshi, H, Shigihara, Y, Zeki, S
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Spontaneous neural activity within visual cortex is synchronized by both monosynaptic, hierarchical connections between visual areas and indirect, network-level activity.
Omar H Butt +3 more
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Visual perception in natural environments depends on the ability to focus on salient stimuli while ignoring distractions. This kind of selective visual attention is associated with gamma activity in the visual cortex.
Mahmood S Hoseini +8 more
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Word contexts enhance the neural representation of individual letters in early visual cortex
Visual context facilitates perception, but how this is neurally implemented remains unclear. One example of contextual facilitation is found in reading, where letters are more easily identified when embedded in a word.
De Lange, F. +4 more
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Increased motor cortex excitability for concealed visual information [PDF]
Deceptive behaviour involves complex neural processes involving the primary motor cortex. The dynamics of this motor cortex excitability prior to lying are still not well understood.
Hadar, A. A., Lazarovits, A., Yarrow, K.
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Category-specific responses to faces and objects in primate auditory cortex
Auditory and visual signals often occur together, and the two sensory channels are known to infl uence each other to facilitate perception. The neural basis of this integration is not well understood, although other forms of multisensory infl uences have
Kari L Hoffman +6 more
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Propagating Waves in Visual Cortex [PDF]
Spatiotemporal patterns of cortical activation occur superimposed upon sensory, motor, and cognitive maps. The papers by Benucci et al. and Xu et al. in this issue of Neuron demonstrate that visual responses propagate in space and may serve to link different visual areas.
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