Related topics: brain , functional magnetic resonance imaging
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
The thalamus, middleman of the brain, becomes a sensory conductor
Medicine & Health / Neuroscience
Dec 07, 2009 |
4.2 / 5 (6) |
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Two new studies show that the thalamus--the small central brain structure often characterized as a mere pit-stop for sensory information on its way to the cortex--is heavily involved in sensory processing, and is an important ...
Scans show learning 'sculpts' the brain's connections
Medicine & Health / Neuroscience
Oct 09, 2009 |
4.8 / 5 (6) |
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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, ...
Adult brain can change within seconds
Medicine & Health / Neuroscience
Jul 14, 2009 |
4.5 / 5 (25) |
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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 ...
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 ...
Rigorous visual training teaches the brain to see again after stroke (w/Video)
Medicine & Health / Neuroscience
Mar 31, 2009 |
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By doing a set of vigorous visual exercises on a computer every day for several months, patients who had gone partially blind as a result of suffering a stroke were able to regain some vision, according to ...
Action video games improve vision
Medicine & Health / Neuroscience
Mar 29, 2009 |
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Video games that involve high levels of action, such as first-person-shooter games, increase a player's real-world vision, according to research in today's Nature Neuroscience.
Decoding short-term memory with fMRI
Medicine & Health / Psychology & Psychiatry
Feb 21, 2009 |
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People voluntarily pick what information they store in short-term memory. Now, using functional magnetic resonance imaging (fMRI), researchers can see just what information people are holding in memory based ...
Echoes discovered in early visual brain areas play role in working memory
Feb 18, 2009 |
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(PhysOrg.com) -- Vanderbilt University researchers have discovered that early visual areas, long believed to play no role in higher cognitive functions such as memory, retain information previously hidden from brain studies. ...
Device connected to tongue designed to help blind perceive images
Dec 15, 2009 |
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An experimental device that uses the tongue instead of the eyes to "see" could be on the market next year, and a blind Fresno, Calif., teen hopes to be among the first to take one home.
Two molecules affecting brain plasticity
Medicine & Health / Neuroscience
Nov 25, 2009 |
4.9 / 5 (8) |
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(PhysOrg.com) -- You wouldn't want a car with no brakes. It turns out that the developing brain needs them, too.
Looming sounds boost visual perception
Medicine & Health / Psychology & Psychiatry
Oct 16, 2009 |
5 / 5 (8) |
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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 ...
Scientists reveal secret of girl with 'all seeing eye'
Medicine & Health / Neuroscience
Jul 20, 2009 |
4.7 / 5 (59) |
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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 ...
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 ...
Brain processes written words as unique 'objects'
Medicine & Health / Neuroscience
Apr 29, 2009 |
5 / 5 (7) |
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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 ...
