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Questions tagged [brain-injury]

For questions on traumatic or congenital injury to the central nervous system.

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Can Jason Padgett’s head injury be replicated? [duplicate]

In 2002, a man named Jason Padgett was mugged and suffered a concussion. Now he sees the world through geometric shapes, and he is basically a mathematical genius. If a neuroscientist was to examine ...
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Jung's Anima and Neurological Basis in Split-Brain Patients; Left-Persona and Right-Anima

So, having skimmed some studies on split-brain patients, it makes me wonder about the whole "left-brain/right-brain" dichotomy that made its rounds in public perception some time ago. I'm not sure ...
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Death from sleep deprivation, what physical mechanism is failing that makes one not to be alive anymore?

I have been reading on wiki about sleep deprivation it would appear that one can die without sleep... I have heard that it was used as torture method by quite a few agencies, but didn't know that one ...
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Interpretation of Halstead-Reitan Impairment Index Parameter

How does one best interpret the Halstead-Reitan Index ranging from 0.0 to 1 ? How closely is this assessment of neurocognition subsequent to injury correlated to structural arrangement of the brain ...
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Do we know what is happening inside the brain when a person is hit in the head?

For the purposes of this question, I will use the example of a legally sanctioned athletic contest (i.e., a boxing match), rather than criminal activity or accidents, but the question certainly ...
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Is there a link between brain injuries (TBI) and PTSD?

Could (TBI) Traumatic brain injuries be linked to Post Traumatic stress syndrome (PTSD)? I know there is a lot of concern with veterans and PTSD, but I am more interested in all the other situations/...
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Re-arrangement of brain's functions

In a neuroscience class, I was told that if some part of the brain gets damaged somehow and it's early enough, the functionalities of that part of the brain are rearranged to another part of the brain....
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Why does injury cause brief unconsciousness?

I suppose I'm thinking specifically about head injuries, though this question applies to any injury that causes unconsciousness for, say, a few minutes. If you would revive so soon, why would you fall ...
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Can repetitive sports-related head injuries make a person senile many years later?

Would repetitive football injuries to the cranium show up decades later, causing symptoms resembling mild retardation, OCD, etc.? What is the best way to determine this in terms of imaging, testing, ...
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What would happen if we cut the corpus callosum?

How would a two-halved brain work? If it would, could we still control things like motion, and would hearing, vision, and other senses still function?
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Can brain hemisphere activity/ dominance be inferred from the test subject's drawings?

I'm aware that all tasks that a person undertakes involve both halves of the brain. At the same time, there are studies of people who have communication between brain halves severed or suppressed and ...
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What causes seizures to develop years after a childhood brain injury?

A friend of mine told me that her daughter was in an accident prior to the age of 12 which resulted in head trauma and brain damage. The child went through an extensive recovery process (relearning ...
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Can stress be detected by an fMRI?

How does stress damage the brain (if at all)? Is it akin to taking drugs, heavy drinking, or a minor stroke? Would an fMRI of a stressed person present evidence of stress?
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Scientific findings of strobe lights and the brain

While there is a lot of general discussion and articles on the web that strobe lights cause epileptic seizures - I am looking for more specific data. Perhaps scientific references, papers or articles ...
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Does the fusiform face area in patients with Prosopagnosia (face blindness) show lower activity under an fMRI?

I watched last night's episode of 60 minutes (and part 2) about Prosopagnosia (Face Blindness) and found it absolutely fascinating. They mentioned in the segment (Around 5:22 into the second part of ...
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How do Hemispatial Neglect patients react when told of their disability?

Hemispatial Neglect patients are known to have Anosognosia meaning they don't recognize their disability. These patients neglect either their left or right field of vision entirely, as if they couldn'...
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If someone becomes a split-brain patient, which side will “maintain” the continuity in their consciousness?

The brain injury might apparently produce two "independent" consciousnesses, and I'm wondering where the original person's "consciousness" would "transfer". We had a debate on this over at Reddit ...