News tagged with functional magnetic resonance imaging
Related topics: brain , brain activity , brain regions , brain images , brain function
Regeneration after a stroke requires intact communication channels between the two halves of the brain
(Medical Xpress) -- The structure of the corpus callosum, a thick band of nerve fibres that connects the two halves of the brain with each other and in this way enables the rapid exchange of information between ...
Neuroscience
Nov 21, 2011 |
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Form and function: New MRI technique to diagnose or rule out Alzheimer's disease
On the quest for safe, reliable and accessible tools to accurately diagnose Alzheimer's disease, researchers from the Perelman School of Medicine at the University of Pennsylvania found a new way of diagnosing and tracking ...
Neuroscience
Nov 16, 2011 |
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Frequent gamers have brain differences, study finds
Fourteen-year-olds who were frequent video gamers had more gray matter in the rewards center of the brain than peers who didn't play video games as much - suggesting that gaming may be correlated to changes in the brain, ...
Psychology & Psychiatry
Nov 15, 2011 |
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Finger tapping shows that alcoholics may recruit other brain regions for simple tasks
Chronic drinking is associated with neurocognitive deficits due to neuropathological changes in the structure, metabolism, and function of the brain. One of the consequences of neuropathological brain abnormalities in the ...
Neuroscience
Nov 15, 2011 |
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Attention and awareness uncoupled in brain imaging experiments
In everyday life, attention and awareness appear tightly interwoven. Attending to the scissors on the right side of your desk, you become aware of their attributes, for example the red handles. Vice versa, ...
Neuroscience
Nov 10, 2011 |
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Advances in brain imaging can expedite research and diagnosis in Alzheimer's disease
Alzheimer's disease (AD) is a common problem that is becoming progressively burdensome throughout the world. A new supplement to the Journal of Alzheimer's Disease, Imaging the Alzheimer Brain, clearly shows that multiple imagin ...
Diseases, Conditions, Syndromes
Oct 11, 2011 |
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Changes in brain function in early HIV infection: A reliable indicator of disease prognosis?
Measurable changes in brain function and communication between brain regions may be a consequence of virus-induced injury during the early stages of human immunodeficiency virus (HIV) infection. These abnormalities ...
HIV & AIDS
Oct 06, 2011 |
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Brain imaging reveals the movies in our mind
Imagine tapping into the mind of a coma patient, or watching one's own dream on YouTube. With a cutting-edge blend of brain imaging and computer simulation, scientists at the University of California, Berkeley, ...
Neuroscience
Sep 22, 2011 |
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Stimulation of female genital regions produces strong activation of various brain sites
A new study published in The Journal of Sexual Medicine reveals that for the first time, stimulation of the vagina, cervix, or clitoris was shown to activate three separate and distinct sites in the sensory cortex.
Neuroscience
Sep 12, 2011 |
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Scientists probe connection between sight and touch in the brain
Shakespeare famously referred to "the mind's eye," but scientists at USC now have also identified a "mind's touch."
Neuroscience
Sep 08, 2011 |
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Word association: Study matches brain scans with complex thought
In an effort to understand what happens in the brain when a person reads or considers such abstract ideas as love or justice, Princeton researchers have for the first time matched images of brain activity ...
Neuroscience
Aug 31, 2011 |
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Voice cells for voice recognition
(Medical Xpress) -- The human voice is as characteristic as a face – a friend can often be identified by a message on an answering machine, even if he or she forgot to mention their name. The main region ...
Neuroscience
Aug 24, 2011 |
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Think fast: Speed of thought and perception limited by unified neocortical gateway
(Medical Xpress) -- Historically, perceptual and response rates when multitasking have been interpreted as being limited by independent bottlenecks. While a more recent view suggests that a common bottleneck ...
Neuroscience
Aug 24, 2011 |
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For depression, relapsers go to the front of the brain
Depression is increasingly recognized as an illness that strikes repeatedly over the lifespan, creating cycles of relapse and recovery. This sobering knowledge has prompted researchers to search for markers of relapse risk ...
Psychology & Psychiatry
Aug 22, 2011 |
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Drug improves brain function in condition that leads to Alzheimer's
An existing anti-seizure drug improves memory and brain function in adults with a form of cognitive impairment that often leads to full-blown Alzheimer's disease, a Johns Hopkins University study has found.
Diseases, Conditions, Syndromes
Jul 20, 2011 |
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