News tagged with visual cortex

Babies show visual consciousness at five months

(Medical Xpress)—A new study by scientists in France and Denmark has identified a neurological marker in the brain of babies as young as five months that is associated with visual consciousness, or the ...

Neuroscience created Apr 19, 2013 | popularity 4.2 / 5 (5) | comments 6 | with audio podcast report

Scientists pinpoint brain's area for numeral recognition

Scientists at the Stanford University School of Medicine have determined the precise anatomical coordinates of a brain "hot spot," measuring only about one-fifth of an inch across, that is preferentially activated ...

Neuroscience created Apr 16, 2013 | popularity 5 / 5 (9) | comments 3 | with audio podcast

Congenitally absent optic chiasm: Making sense of visual pathways

(Medical Xpress)—One way to increase our understanding of bilateral brains, like our own, is to inspect their paired sensory systems. In our visual system, the optic nerves normally combine at a place called ...

Neuroscience created Apr 15, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast report

Engineer invents bionic eye to help the blind

(Medical Xpress)—For UCLA bioengineering professor Wentai Liu, more than two decades of visionary research burst into the headlines last month when the FDA approved what it called "the first bionic eye for the blind." ...

Ophthalmology created Mar 25, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Reward linked to image is enough to activate brain's visual cortex

Once rhesus monkeys learn to associate a picture with a reward, the reward by itself becomes enough to alter the activity in the monkeys' visual cortex. This finding was made by neurophysiologists Wim Vanduffel and John Arsenault ...

Neuroscience created Mar 21, 2013 | popularity not rated yet | comments 1

One region, two functions: Brain cells' multitasking key to understanding overall brain function

A region of the brain known to play a key role in visual and spatial processing has a parallel function: sorting visual information into categories, according to a new study by researchers at the University ...

Neuroscience created Mar 06, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Human cognition depends upon slow-firing neurons

Good mental health and clear thinking depend upon our ability to store and manipulate thoughts on a sort of "mental sketch pad." In a new study, Yale School of Medicine researchers describe the molecular basis of this ability—the ...

Neuroscience created Feb 20, 2013 | popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Our primitive reflexes may be more sophisticated than they appear, study shows

Supposedly 'primitive' reflexes may involve more sophisticated brain function than previously thought, according to researchers at Imperial College London.

Neuroscience created Feb 14, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Neuroprosthesis gives rats the ability to 'touch' infrared light

Researchers have given rats the ability to "touch" infrared light, normally invisible to them, by fitting them with an infrared detector wired to microscopic electrodes implanted in the part of the mammalian brain that processes ...

Neuroscience created Feb 12, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Fear factor: Study shows brain's response to scary stimuli

(Medical Xpress)—Driving through his hometown, a war veteran with post-traumatic stress disorder may see roadside debris and feel afraid, believing it to be a bomb. He's ignoring his safe, familiar surroundings and only ...

Neuroscience created Feb 08, 2013 | popularity not rated yet | comments 0 | with audio podcast

Brain's vision secrets unraveled

A new study led by scientists at the Universities of York and Bradford has identified the two areas of the brain responsible for our perception of orientation and shape.

Neuroscience created Feb 03, 2013 | popularity 5 / 5 (9) | comments 3 | with audio podcast

Brain activity predicts response to scopolamine

(HealthDay)—The neural response in the visual cortex while processing emotional information can predict which patients with major depressive disorder will respond to scopolamine, according to a study published ...

Psychology & Psychiatry created Jan 31, 2013 | popularity not rated yet | comments 0

Pavlov's rats? Rodents trained to link rewards to visual cues

In experiments on rats outfitted with tiny goggles, scientists say they have learned that the brain's initial vision processing center not only relays visual stimuli, but also can "learn" time intervals and ...

Neuroscience created Jan 23, 2013 | popularity not rated yet | comments 0 | with audio podcast

Functional MRI can improve prediction of CBT success

(HealthDay)—Results of functional brain imaging can greatly improve prediction of which patients with social anxiety disorder (SAD) will benefit from cognitive behavioral therapy (CBT), according to a study ...

Psychology & Psychiatry created Jan 04, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Face the facts: Neural integration transforms unconscious face detection into conscious face perception

(Medical Xpress)—The apparent ease and immediacy of human perception is deceptive, requiring highly complex neural operations to determine the category of objects in a visual scene. Nevertheless, the human ...

Neuroscience created Dec 31, 2012 | popularity 4.8 / 5 (9) | comments 0 | with audio podcast feature

Visual cortex

The 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.

For more information about Visual cortex, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.

Related topics: brain , neurons