Questions tagged [brain]

Tag for questions regarding the brain. The brain is the portion of the central nervous system that is located within the skull. It functions as a primary receiver, organizer, and distributor of information for the body. It has a right half and a left half, each of which is called a hemisphere.

Filter by
Sorted by
Tagged with
-1
votes
0answers
13 views

how to find coworker on Hypercube - Psychic theory and AI abilities project

As an Biomedical Engineering Student this filed has attracted my attention: I‌ have seen the simulation of creating Hypercube like this : and this : so found some data about nature of mind to ...
0
votes
0answers
18 views

Alpha wave changes and brain waves shutdown vs sexual actions

I liked to know more about brain waves and sexual actions ( like foreplay, orgasm, etc). So I found this paper : (REVIEW:New Electroencephalogram (EEG) Neuroimaging Methods of Analyzing Brain ...
3
votes
0answers
42 views

Number of core feelings?

In Emotional Intelligence 2.0 it is stated: We have so many words to describe the feelings that surface in life, yet all emotions are derivations of five core feelings: happiness, sadness, ...
0
votes
0answers
30 views

accurately predicting behavior from initial brain state

so according to mainstream view brains are completely deterministic given initial conditions and knowing all the external input, and free will doesn't exist. so has there been attempts to predict ...
2
votes
2answers
63 views

Why do our brains act in such a evil way sometimes that hurts other people?

I have seen some real evil acts. And I almost lost confidence in humanity. Why do we become so evil sometimes that hurts other people? I guess everybody knows the Renaissance novel Les Miserables by ...
11
votes
1answer
1k views

How does intelligence or general cognitive ability vary with level of CO₂?

The cognitive ability of humans is varies with the concentration of CO₂ in breathing air. But how does it vary? A very high concentration causes sleepiness, and sleepiness is a state of reduced ...
0
votes
0answers
26 views

Is Contagious Yawning a Result of Brain Electromagnetic Waves Transmission?

Do there is a possible electromagnetic wave transmission between two individuals' brains that may cause contagious yawning?
2
votes
1answer
38 views

Brain capillary density

Is there any data available on the density of capillaries in the brain? Also, I have seen images like this (from Chapter 2 of The Cerebral Circulation, by Cipolla MJ.): This illustrates to some ...
2
votes
2answers
42 views

Can thought processes be sensed to happen exactly in the head?

It's common knowledge that humans think with their brains. So it's common to associate hard thinking with head and to seemingly "feel" that it's the head which is loaded when one's thinking. But does ...
-1
votes
1answer
48 views

Are our human brains programmed as materialistic as one can be?

First of all, not all human beings are materialistic. I strongly believe that. We tend to not be happy with what we have but what we want. We desire for more. There is a saying that says that the ...
0
votes
0answers
15 views

Common latent feature among all “memory techniques”

So I've been delving into "memory techniques" and people who compete in memory competitions(memorizing and reciting a poem in a small amount of time, memorizing a deck of cards, memorizing pi, etc). I'...
1
vote
0answers
24 views

Decussation of Cranial Nerves

Which cranial nerves decussate apart from the few nerve fibers of the optic nerve that do and how to easilly remember the cranial nerves that do? Here is a paper for the Trochlear Nerve But I have ...
4
votes
1answer
57 views

What is the state of the art research of the conscienceness level for high-level cognitive activity?

Everybody knows situations where activities requiring concentration and high level consciousness can over time become a "background" task. For example: you read a text aloud but think about other ...
0
votes
0answers
12 views

Why do people have eureka moments of revelation while taking a shower? [duplicate]

What kind of mechanisms are at work to cause creative thinking or revelations during auto-pilot tasks like taking a shower or teeth brushing? This describes it: Incubation period - we are working on ...
1
vote
1answer
78 views

When does a human baby develop a consciousness?

Not to offend anyone or anything, but I've been searching up about abortion lately, and all the debate about it, and it got me wondering, when does a baby develop a consciousness? Consciousness - the ...
1
vote
1answer
59 views

Mind uploading & its constituents: Theoretically possible?

Is it possible to remove the mind from the rest of the body and have it "alive" somehow as in its former known form? Mind uploading would be computerizing a mind to preserve data, memories and etc. ...
1
vote
1answer
56 views

What's the memory capacity of the human brain? [duplicate]

This article, Human brain can store.. claims the memory has a capacity of around 1 petabyte or quadrillion bytes. This other one, What's the memory capacity of the human brain claims the memory ...
1
vote
1answer
39 views

Cingulate cortex vs Limbic lobe are they same or slightly different?

I've read the wikipedia article on Cingulate cortex and the article about limbic lobe. Also did web search but it is not clear to me whether they are synonymous or there are slight differences in the ...
7
votes
0answers
92 views

Supplementary Motor Area or Juxtapositional Lobule Cortex

Harvard-Oxford Cortical Structural Atlas now calls the 'Supplementary Motor Area' the 'Juxtapositional Lobule Cortex (formerly Supplementary Motor Cortex)'. I've looked for papers that explain the ...
0
votes
0answers
20 views

Is it possible to tell the difference between schizophrenics and pathological liars using a brain scan?

Someone says they hear voices. There are many explanations: They are having auditory hallucinations that to them sound like another person. They are interpreting their inner monologue as an external ...
1
vote
0answers
20 views

What happens to the brains that are utilized during studies afterwards?

The procedures may vary from country to country, but I'm wondering if they are cremated or otherwise disintegrated.
4
votes
1answer
52 views

Visual Cortex percentage

Could somebody help please in providing some research papers or a resource book that states how much the visual cortex occupies of our cortex? I am trying to find some reliable source but I couldn't ...
2
votes
1answer
55 views

What information does the connectome actually contain?

I am not a brain scientist but the following question seems reasonable to me. Prof. Sebastian Seung has given a TED talk named "I Am My Connectome". If I understand correctly, connectome is ...
2
votes
1answer
135 views

Is there a mindfulness meditation technique that tends to produce gamma rhythms in the brain (and not just the alpha frequencies that are typical)?

This is a follow up to a paper (^) that was cited in a response to one of my past questions here. It was found that experienced Buddhist monks generate a substantial increase in gamma waves on demand ...
2
votes
0answers
17 views

Can frissons provide an accurate metric to gauge emotional intelligence?

This relates to my other post Frissons on demand. As is stated in the abstract of the cited source below (which discusses voluntarily controlled piloerection), the ability correlates with personality ...
1
vote
0answers
15 views

Concept of Free Will [duplicate]

I was not really sure which stack exchange to post this question, however, this one suits well I am guessing. So assuming that the brain is just a carbon-based input/output calculator, and assuming ...
5
votes
2answers
77 views

Cerebellum question

Sorry if this sounds at all like pretentious armchair theorizing(it basically is), but I have a question which I can't really figure out how to search. So, given the resemblance of the cerebellum to ...
-1
votes
1answer
103 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 ...
0
votes
0answers
28 views

Which are the arguments for asserting mental life/consciouness happen only in the cerebral cortex?

I've read many articles / researchs and they are hard to follow. Several times concepts are hard to understand, it would seem certain concepts such as "cognition" are fuzzy terms and they become part ...
0
votes
1answer
178 views

Article about DTI of Autistic Brain

Does anyone know where do I find the article that published this image? Appereantly it was created by a neuroscientist called Jason Cooperrider and it is the tractography of Temple Grandin's brain. ...
2
votes
1answer
63 views

What does “The brain has its own language for testing the structure and consistency of the world.” refer to?

The late Dr. Carl Sagan is famous for many different contributions to both scientific research and science education. One memorable line is discussed in Are we really star-stuff from the interior of ...
0
votes
1answer
87 views

Can the brain be enhanced by adding more neurons?

I was wondering of ways to enhance the brain. Couldn't we add a sort of substance to improve the brain? Will it somehow adapt? The brain should 'wire up' the new substance to the existing one. As ...
6
votes
2answers
162 views

Can drugs support emotional developement in personality disorders?

Some personality disorders are associated with a degree of emotional blindness or coldness with narcissistic PD being such an example. I wonder whether there are drugs that - in addition to ...
2
votes
0answers
32 views

when is default mode active

AFAIK default mode is important for our well being since as I am concerned one of its functions is to make sense of things we learned, experienced, etc. Here is says default mode is active when ...
6
votes
1answer
914 views

Are scintillating scotomas really caused by cortical spreading depression? If so, how is this known to be true?

I have just read about a visual effect called a scintillating scotoma. Many variations occur, but scintillating scotoma usually begins as a spot of flickering light near or in the center of the ...
5
votes
1answer
94 views

What is the human brain made of?

I read an article that stated that the human brain contains 60% fat. Is this fatty tissue structural building material? Or does it just serve as an energy source for the mitochondria? Since our body ...
1
vote
3answers
113 views

how to train our brain to always use left part for thinking & deciding things?

how to train our brain to always use left part for thinking & deciding things? How do I not take emotional decisions
1
vote
1answer
108 views

How does the brain create original thoughts? [closed]

Since the generation of thoughts requires the coordination of various parts of the brain, how does the brain know which parts to activate to develop unique ideas? Does the brain randomly activate its ...
4
votes
3answers
118 views

Why can't we learn what we don't like?

The school system as we know it, is & has been shaping students to fit the system which they live in and throughout this process, the students are forced to learn(mostly memorize) subjects which ...
3
votes
0answers
23 views

Why does emotional pain sometimes feels like physical pain? [duplicate]

So here's a question from a newbie. I read somewhere that emotional pain can last as long as 20 minutes. Anything painful you feel beyond that is just a result of overthinking. Well whatever it is, ...
4
votes
0answers
179 views

How are tactile pleasure and pain differentiated in the somatosensory cortex?

A recent question here asked about (mostly) how pain and pleasure are differentiated in pathways involving reward/aversion cues. But there was some confusion as to what the question really wanted to ...
0
votes
3answers
374 views

The relationship on deja vu, dream and retrocausality?

In quantum physics, there is a topic on something called retrocausality, which addresses whether the future can affect the present and whether the present can affect the past. In terms of deja vu and ...
3
votes
0answers
68 views

How is the human brain evolving?

I came across this article which states that brain takes about 20% of the body's energy. This is quite a lot compared to its size. Somewhere I read that even if this is a lot, this must be an absolute ...
2
votes
2answers
591 views

Converting human's memory into digital data

I am wondering whether converting someone's memory into digital data is possible or not. It may sound ridiculous. However, if chance is not 0 then what kind of studies might be used? What kind of ...
1
vote
1answer
48 views

Could we develop a notion of conceivability that would allow us to imagine impossible/inconsistent/illogical things?

There are things that we cannot imagine because they are impossible (like a solution to Russell's set theory, since it is impossible to reach that solution because it is illogical.) Some months ago, ...
2
votes
1answer
61 views

Performance of a damaged brain

I have heard stories/reports that if a certain part of the brain (taking care of certain functions) is damaged other parts take over the function of the damaged part. Intuitively this could mean 2 ...
2
votes
1answer
339 views

Is low self-esteem, a brain chemical imbalance problem, rather than a personality defect, and can't be fixed by any amount of counselling/self-help?

I am asking this question because I recently observed something within myself:- I think I used to be a Borderliner plus Bipolar. I was very sensitive, and slightest of events will either induce mania ...
4
votes
1answer
466 views

What would happen to the human brain after running out of memory?

According to this answer humans have enough memory to store 300 years of TV shows. However, of course, it is disputable, as storage system would be completely different from storing TV shows (videos) ...
5
votes
1answer
38 views

What introductory textbook is available about the corticostriatal brain circuitry?

I want to understand the basal ganglia better. In particular, I want to understand the role of the corticostriatal brain circuitry for non-motor functions, including emotion and cognition. I have ...
6
votes
2answers
287 views

The computer model of the brain

I am a computer programmer or computer engineer, and am interested in comparing the brain to a classical computer in some way. How well does this comparison hold up? This is a general introduction ...