Visual cortex
hideThe term visual cortex refers to the primary visual cortex (also known as striate cortex or V1) and extrastriate visual cortical areas such as V2, V3, V4, and V5. The primary visual cortex is anatomically equivalent to Brodmann area 17, or BA17.
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News tagged with visual cortex
Can we 'learn to see?': Study shows perception of invisible stimuli improves with training
Oct 21, 2009 |
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Although we assume we can see everything in our field of vision, the brain actually picks and chooses the stimuli that come into our consciousness. A new study in the Association for Research in Vision and Ophthalmology's ...
Looming sounds boost visual perception
Medicine & Health / Psychology & Psychiatry
Oct 16, 2009 |
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(PhysOrg.com) -- Whether it’s the sound of a speeding car approaching from out of the blue, or the faint echo of footsteps following you along a dark street, such looming sounds not only make our ears prick ...
Scans show learning 'sculpts' the brain's connections
Medicine & Health / Neuroscience
Oct 09, 2009 |
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Spontaneous brain activity formerly thought to be "white noise" measurably changes after a person learns a new task, researchers at Washington University School of Medicine in St. Louis and the University of Chieti, Italy, ...
Babies see it coming
Medicine & Health / Psychology & Psychiatry
Sep 24, 2009 |
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Do infants only start to crawl once they are physically able to see danger coming? Or is it that because they are more mobile, they develop the ability to sense looming danger? According to Ruud van der Weel and Audrey van ...
Perceptual learning relies on local motion signals to learn global motion
Sep 21, 2009 |
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Researchers have long known of the brain's ability to learn based on visual motion input, and a recent study has uncovered more insight into where the learning occurs.
Discovered key gene for the formation of new neurons
Medicine & Health / Neuroscience
Sep 14, 2009 |
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Scientists discovered a gene - called AP2gamma - crucial for the neural development of the visual cortex, in a discovery that can have implications for the therapeutics of neural regeneration as well as provide new clues ...
No experience required: Category-specific brain organization in sighted and blind humans
Medicine & Health / Neuroscience
Aug 12, 2009 |
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A new study finds a surprising similarity in the way neural circuits linked to vision process information in both sighted individuals and those who have been blind since birth. The research, published by Cell Press in the ...
Scientists reveal secret of girl with 'all seeing eye'
Medicine & Health / Neuroscience
Jul 20, 2009 |
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(PhysOrg.com) -- Scientists have discovered how a 10-year-old girl born with half a brain is able to see normally through one eye. The youngster, from Germany, has both fields of vision in one eye and is the ...
Adult brain can change within seconds
Medicine & Health / Neuroscience
Jul 14, 2009 |
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(PhysOrg.com) -- The human brain can adapt to changing demands even in adulthood, but MIT neuroscientists have now found evidence of it changing with unsuspected speed. Their findings suggest that the brain has a network ...
University of Cincinnati study finds needle biopsies safe in 'eloquent' areas of brain
Medicine & Health / Neuroscience
Jun 03, 2009 |
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After a review of 284 cases, specialists at the Brain Tumor Center at the University of Cincinnati (UC) Neuroscience Institute have concluded that performing a stereotactic needle biopsy in an area of the brain associated ...
People who wear rose-colored glasses see more, study shows
Medicine & Health / Neuroscience
Jun 03, 2009 |
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A University of Toronto study provides the first direct evidence that our mood literally changes the way our visual system filters our perceptual experience suggesting that seeing the world through rose-coloured glasses is ...
Long-distance brain waves focus attention (w/Video)
Medicine & Health / Neuroscience
May 28, 2009 |
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(PhysOrg.com) -- Just as our world buzzes with distractions -- from phone calls to e-mails to tweets -- the neurons in our brain are bombarded with messages. Research has shown that when we pay attention, some of these neurons ...
'Singing brains' offers epilepsy and schizophrenia clues
Medicine & Health / Neuroscience
May 19, 2009 |
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Studying the way a person's brain 'sings' could improve our understanding of conditions such as epilepsy and schizophrenia and help develop better treatments, scientists at Cardiff University have discovered.
Brain processes written words as unique 'objects'
Medicine & Health / Neuroscience
Apr 29, 2009 |
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A new study provides direct experimental evidence that a brain region important for reading and word recognition contains neurons that are highly selective for individual real words. The research, published by Cell Press ...
Researcher discovers brain cells have 'memory'
Apr 02, 2009 |
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As we look at the world around us, images flicker into our brains like so many disparate pixels on a computer screen that change every time our eyes move, which is several times a second. Yet we don't perceive ...
