For questions about the biology of the nervous system, from a macroscopic to microscopic perspective.

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The function of pumps in forming the resting potential

I am confused by the following. Apparently the resting potential of -65mV is reached when the two forces, diffusion and electrical gradient are in equilibrium. So why does the book say "The ...
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36 views

What is the current consensus on if fMRI studies in blood flow actually match brain activity?

How good is blood flow (BOLD signal) as a measure of actual neural activity? What deficiencies exist?
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27 views

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,etc? ...
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88 views

Why do we have so many wishes and desires?

Two years ago I started to learn (as self-education) evolution theory and neurobiology for to understand - who we are and where we came from? Now I see clearly that we are our brains, which are the ...
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37 views

How exactly does alcohol consumption damage dendrites?

How exactly does alcohol consumption damage dendrites? I'm not talking about over a long period of usage, but just one instance.
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27 views

Do people with prenatal hyperkinetic dysfunction have better endurace?

I have a question about hyperkinetic dysfunction. I wonder if theres a relation between HKD and the physical fitness, like endurance or strength, because I have a case, where someone never does ...
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38 views

Is the Orch-OR Penrose-Hameroff model for consciousness sensible? [duplicate]

I would definitely consider myself a fan of Penrose, but I know very little about Hameroff. My questions, basically, are: Do you think that the theory seems sensible and well based? Why do you ...
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70 views

Is Brain Sync music effective in increasing cognitive functioning?

From the website: BRAIN SYNC meditation CDs and guided imagery techniques are proven to significantly improve mental performance. In two decades, nearly 3 million Brain Sync users have ...
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50 views

Has a Split Brain patient's right brain been asked if he has qualia?

For split brain patients, usually only the left brain is capable of language and thus deep communication is done only with that part. However, some split brain patients have a more or less language ...
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2answers
94 views

Where do our memories get stored and how are they retrieved again?

There is a common knowledge that several brain areas are involved in memory processes and each area is involved in a different aspect of memory. But where do our memories get stored and how are they ...
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1answer
59 views

Practical Use For a Neuroimager [closed]

You may be aware that neuro-imagers have become much cheaper and many are available with a SDK. I think this will open up a huge gateway for much more intimate human interfaces. However, I am stumped ...
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19 views

If neurochemicals cause emotions, what triggers the chemicals? [closed]

I understand that some biologists have a very materialistic view of life, in the sense that everything that a living being does is a result of certain chemical reactions. If that is the case, then ...
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2answers
116 views

Does not using the brain erode its power? [closed]

Does not using the brain erode its power? If so, are perpetual brain exercises recommended to prevent (or increase) its power (chess, puzzles, etc)?
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351 views

Do people feel emotions less strongly as they grow older? [closed]

I'm specifically interested in whether or not their maximum ability to feel an emotion decreases as they grow older (so by that I'm meaning - let's ignore the effects of tolerance induced by life ...
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0answers
23 views

Can Fetal Alcohol Syndrome children suceed in the Social Sciences? Or should they stick to trade school [on hold]

Given that nearly all of the social sciences involve Abstract reasoning, ideas, and other reasoning abilities that FASD suffers often lack, is it even possible for these people to grasp theoretical ...
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0answers
20 views

Does co-ordination prevent people from arm-wrestling between their left and right arms? [on hold]

Suppose I want to know which of my arms is stronger without using any external object. I set up an arm wrestling challenge between the two arms. It is well known that The right side of the brain ...