Questions tagged [neuroscience]

For questions on the structure and function of the nervous system.

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31 views

How a signal is generated by the brain when we want to move a body [duplicate]

I've read tons of articles about how moving our bodies is going on. BUT I've found some part of topic just IGNORED. ALL authors just pass the part "our brain generates the signal". I have been trying ...
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22 views

How firing of neurons stimulate reality? [duplicate]

Iam just an enthusiast.When I look for how does our brain works it boils down to firing of neurons in a pattern. I read that all of our thoughts, memory is due to firing of networks of neurons in a ...
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22 views

What happens to a nueron on a cellular level when stimulated by an electrode?

Considering Elon Musk's new Nueralink, the original Utah Array, and what happens to an individual nueron with long term potentiation, what happens to a nueron on a cellular level (and consequently ...
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12 views

Why do people suicide? [duplicate]

No, I am not talking about user suicide. I am talking about actual suicide. Isn't the fear of death naturally so big that people couldn't, but how do they? What would be tormenting them so badly that ...
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74 views

Could bioinfomatics explain consciousness?

There's a theory that consciousness is the result of information processing. Many speculate based on this that the brain is conscious because it is processing information. If this theory of ...
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Neocortical potentiation vs slow wave memory consolidation in narcolepsy

Activity in the neocortex of the brain is significantly reduced during slow wave sleep. The general theory is that during that during this period of time memory consolidation occurs. Individuals with ...
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51 views

Neuronal mechanisms underlying delusional beliefs about one's thoughts

Are there known neuronal mechanisms that somehow explain phenomena like thought withdrawal thought insertion thought broadcasting i.e. deviating-from-normal experiences and beliefs about one's ...
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44 views

Whole brain death diagnosis and false positive

In view of the increasing need for organ transplants( possibly because of the greater ability of the surgeons and physicians to both execute the transplant, prevent a rejection, and/or diagnose the ...
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20 views

Functional neuronal units that occupy the same brain region

[Thanks to Bryan Krause's advice, I edited the question.] Definition: Let two functional units be two sets of neurons, A and B, such that the probability of being connected (synaptically or by ...
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24 views

Trust after the first 200 milliseconds

In the first 200 ms of meeting someone our implicit / System 1 brain makes a number of inferences (based on age, gender, race, voice, smell among others) to determine whether we ‘like’ the other ...
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17 views

Supposed 'brain training' [duplicate]

The term brain training is nothing new, however how effective is the 'N-back' method, does this work scientifically speaking? There are mixed reviews on this: one claiming it works https://www....
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55 views

Is the hippocampus responsible for storing or creating memories?

I've heard that severe damage to the hippocampus results in the inability to form new memories but still remember old ones. Am I mistaking something? Is the hippocampus responsible for storing ...
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116 views

Why can't human thoughts be stored in metals?

As metals are good conductors of electricity and they can be charged by the electrical activity of thoughts, why can't human thoughts be stored in metals? Why thoughts cannot be stored in the form of ...
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119 views

What causes dopamine in our body [closed]

I was curious as to know what are the natural causes for the secretion of dopamine in our body. Are there any specific foods that increases the dopamine level? It is said that dopamine are usually ...
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1answer
54 views

Best way to modeling ADHD? [closed]

...with computer models? ( hacking the executive functions of something like this, for making the algorithm more "impulsive", or "inattentive".) ...with animal models? ( using "SHR rat-like", ...
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52 views

Are personality characteristics correlated with certain underlying features of the facial expressions of a person?

For instance is it possible to determine with some degree of accuracy if a person is ranks high in openness to new ideas by some photos of the person?
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82 views

Prerequisite Request: Neurorobotics [closed]

For the newly emerging field, Neurorobotics. Can one list several highly recommended prerequisite courses prior to entering this field ? Except for classical machine learning, computational ...
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73 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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152 views

What is the difference between the processing of visual information and auditory information?

We can read: The visual cortex is located in the occipital lobe of the brain and is primarily responsible for interpreting and processing visual information received from the eyes. The amount of ...
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1answer
316 views

What is the exact chemical reaction that gives consciousness? [closed]

Something very bizarre is consciousness, it is our ability to virtually feel things such as emotions and ability to control our thoughts and physical movement. We can also imagine a non-conscious ...
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49 views

Question about the role of the sensory receptors compared to the sensory cortoces

I have two questions regarding the fact that each sensory receptor has its specific ion channels that open in response to a specific stimulus (for example, ion channel that opens when streching for ...
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74 views

Anomalous activation of temporal lobes

The result of wakeful EEG shows persistent activation of temporal lobes - high level of delta and theta waves in the left temporal lobe (3 on the scale from -3 to 3) and slightly lower in the right ...
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29 views

Does anybody know a source having multi-electrode (several channels) recorded data of multiple Neurons (I prefer real data not artificial)?

I mean recorded data of multiple Neurons with multi-electrode. I need this data as the input for my experiment.
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55 views

to electrophysiologists, where is your electrode?

how do you know where is your electrode in the brain? Whether you're in the soma, axon, its terminal, dendrites - wouldn't it change your signal (and how)? What happens if you are recording from a ...

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