Questions tagged [cognitive-neuroscience]

For questions regarding the study of the underlying neural substrates of cognition, especially those at the crossroads of psychology and neurobiology

Filter by
Sorted by
Tagged with
0
votes
0answers
11 views

How do you analyze temporal order judgments in the traditional way?

I'm looking at analyzing the just noticeable differences (JNDs) in temporal order judgment (TOJ) studies. A modern way to do this is with a multilevel model. And, I am going to do that. But I also ...
5
votes
0answers
61 views

How is interbrain synchrony physically possible?

In this survey of studies about interbrain synchronization, the authors talk about subjective reports of 'self-other merging' (non-singular experiences of consciousness). The supposition is supported ...
3
votes
1answer
28 views

where is the second electrode in case of electrostimulation

With electrostimulation or functional electrostimulation, a response from the neuron is generated by electrical impulses. But I always read, for example, that a stimulating electrode is above position ...
2
votes
1answer
27 views

What are the advantages of biphasic nerve stimulation?

One can stimulate nerves or muscle cells in different ways - with single-phase or multiphase pulses, cathodic or anodic, and via surface electrodes or implanted ones. What exactly is the advantage of ...
3
votes
1answer
38 views

Does the brain send signals continuously to muscles during movement?

If I make one swift movement with my arm, like just raising it, is my brain continuously sending signals throughout the whole movement? Or does it just send signals one time? The latter seems to make ...
1
vote
0answers
32 views

Is stimming purely a trait within autism?

Stimming is the repetitive movements often seen in Autism. Kapp, et al. (2019). states that: ‘Stereotyped or repetitive motor movements’ are characterised as core features in the diagnosis of autism, ...
0
votes
0answers
17 views

What is 4 circular question technique or questions of it to keep conversation going from psychology or psychiatry research papers?

Once i found some profesional questions, that i tried just for talking with friends. I found them in research paper when looking, googling maybe for ADHD but i think i was googling PTSD coping ...
1
vote
1answer
67 views

Can you use harmful addictions to build good habits?

I am reading the Pavlov's dog experiments, from it I learn that associating a dopamine high event with a neutral event will lead to later that neutral event triggering the same receptors in absence of ...
0
votes
0answers
29 views

Does the sensation of pain arise in the brain? [duplicate]

I can feel pain in my arm or in my brain. I have read that you can feel a phantom pain. As if the pain exists outside the body. There is a related process in the brain but the feeling itself seems to ...
3
votes
1answer
67 views

Lunar cycles linked with mental health issues?

From what I can find... Anecdotally, my mother used to work in nursing homes for the elderly and found that around the full moon, patients slept less and were more agitated. Anecdotal evidence ...
0
votes
0answers
40 views

Electrical Shock to Brain as Form of Treatment

I would like to know what is the theory behind the electrical shock to brain to treat patients suffering from delusions? I am aware that thoughts are mere electrical excitation of neurons, so is the ...
1
vote
1answer
57 views

How move Working Memory (WM) span task into a VR?

How a classic Working Memory Capacity task that can be translated into a VR Task? I want to study the effect of WM Load into resource allocation in a VR Environment. To do so I would like to move a WM ...
0
votes
0answers
17 views

Is a neurocongitive test invalid if self administered

Assuming the test was not designed to be self administered, could bias be introduced in such a way as to make the results invalid? Would the results be biased upwards or downwards or simply impossible ...
4
votes
2answers
58 views

Gestalt Principles of Perception

I have studied that Gestalt Principles are principles/laws of human perception that describe how humans group similar elements, recognize patterns, and simplify complex images when we perceive objects....
0
votes
0answers
29 views

What's the relation between distorted(REM) sleep and creativity?

I was recently listening to Huberman's podcast where he said that disturbed REM sleep causes people to make odd connections and I was wondering if there is any relation between distorted REM sleep and ...
0
votes
0answers
35 views

How does twitter allow certain people to perform mass manipulation?

Recently we have seen many billionaires doing mass manipulation with the use of twitter. Is there any line of research of the categories of manipulation these people are doing on twitter?
0
votes
0answers
29 views

Are lower frequency brain waves better for mental, abstract tasks?

Would a brain with in a state where lower frequency brain waves are more prevalent, be better at math, writing, music, logical problems and other forms of abstract thought? Or would that same brain do ...
1
vote
1answer
82 views

Can the human brain be simulated by a computer?

There is a Wikipedia page on brain simulation, but: Question: Could there be (experimental) evidence that the (human) brain cannot be simulated by a computer? Note that the Wikipedia page Mind ...
0
votes
0answers
52 views

Free will and neuron firing

I have been reading a lot about free will and the most recent neuroscience experiments in that field. However, one way question troubles me to which I have never been able to find any study. We know ...
2
votes
1answer
514 views

What are higher-level and lower-level brain functions?

The human brain can be described as a "Russian nesting doll" in the sense that the most ancient areas of the brain responsible for lower functions are located at its centre while newer ...
1
vote
0answers
8 views

Is there an upper bound on signals ascending from the sensory nerves through the medulla?

I'm starting to go down a research path related to haptic and embodied cognition. Though I haven't taken a deep dive into neuroanatomy (only a 300 level undergrad cognitive neuroscience course's worth ...
1
vote
0answers
18 views

Do stronger emotions take longer to process with dreams?

One theory of dreams is they help us process strong experiences. So I wondered whether one needs a longer sleep after some strong experiences partly to give the brain longer to complete the healing/...
2
votes
1answer
462 views

What is the difference between Cognitive Bias and Cognitive distortion?

I was asked by my professor to give a presentation on the topic "Cognitive biases and distortions" and during my prep I had this question. Could anyone please shed some light? I tried ...
0
votes
1answer
62 views

Does the brain possess mechanisms to spot a feedback loop of self-induced negative sensation and relief?

Imagine a person has random psychosomatic itching and applies an ointment which brings relief. Could their brain wrongly assosiate the process that causes the itching as good as it brought relief? As ...
2
votes
0answers
40 views

Are there any ways to naturally speed up my reaction speed without any drugs?

I play a lot of video-games and did some research online and came to the conclussion that a certain set of things are linked to an above average reaction speed and an general improved cognitive ...
1
vote
0answers
14 views

How does neural synchronization happen and what if it doesn’t work like it should in healthy people?

How does neural synchronization happen and what results/shows up if it doesn’t work like it should like described here: Moreover, chaotic behavior stemming from self-organization processes in the ...
1
vote
0answers
27 views

If exactly one neuron magically disappeared from my brain, would my thoughts be significantly different?

If exactly one neuron magically disappeared from my brain, would my thoughts be significantly different? One can ask an analogous question about a single neuron (and/or its synapses) being magically ...
1
vote
0answers
12 views

What is the size, volume, dimensions etc. of the central lateral nucleus in the anterior intralaminar thalamus in humans?

I have been searching extensively on the internet and journal articles for the size, volume, dimensions, etc. of the central lateral nucleus in the anterior intralaminar thalamus in humans but have ...
3
votes
1answer
65 views

How is Pain Subjective and Different from Nociception

So pain is the sensory feeling that tells indiviual that something bad at some part of the body has happened. What I fail to understand is how is pain subjective? If we have touch receptors in the ...
2
votes
2answers
111 views

Is it true that mirror neurons can make a man with an amputated arm feel sensation just by looking at someone else's arm, like Ramachandran said?

In this Ted Talk Ramachandran sais that mirror neurons can make a person with an amputated arm feel sensation, is it true? And if so, why doesn't the brain feel a sensation by looking at someone else'...
1
vote
0answers
26 views

What is the neuroscience behind copying dialect?

So everybody raised in the same area speaks with the same dialect, why is it so? What is the neuroscience behind this phenomenon?
1
vote
1answer
89 views

IQ-EQ oscillation

I know a guy who was very smart in school and university and had a high IQ. For example, in middle school he used to read high school science and math books like they're nothing but he had low EQ and ...
0
votes
1answer
66 views

What happens inside the brain when we concentrate?

What happens inside the brain when we concentrate (meditate), and why does a person find it difficult to continuously concentrate for a long time? That is, why does one need a break after working or ...
1
vote
0answers
18 views

Any neuroscience related intelligence theories?

Correlations between biological measurements and intelligence has been made in the past, e.g. blood flow or metrics like cortex size, though are there any specific neuroscience related intelligence ...
1
vote
1answer
24 views

Is there a formal name for the effect/cognitive bias of seeing something new

I'm wondering if there is a formal neuroscience or psychology term for the following: We see something new, fresh, and different and as a result pause just a little bit longer to look it over. Imagine ...
1
vote
0answers
70 views

How would you explain the relationship between "ideas", "beliefs", "mental images" and "thoughts"? [closed]

I'd really like to know how psychology and neuroscience are working with the concepts of "ideas", "beliefs", "mental images" and "thoughts" nowadays. I'm ...
1
vote
1answer
33 views

Metacognitive strategy in terms of cognitive science

Everything I can find about term 'metacognitive strategy' or 'metacognition' is related to teaching or learning strategies, but I wonder what does it actually mean in terms of cognitive science.
1
vote
0answers
68 views

Can a student being asked a question trigger a true fight-or-flight response?

I have a professor who, in a lecture, briefly describes the neurophysiology of the "fight-or-flight" response. She states "in the hierarchy of information processing, emotional data ...
2
votes
0answers
18 views

How communal parenting, through the develpment in the prefrontal cortex, could lead to a better emotion regulation? [closed]

In this Michael Meaney interview, he let an open question at the end. He mentioned that communal parenting, could "in some ways buffer the child by having potentially more positive sources of ...
3
votes
0answers
42 views

Why does mental work cause fatigue?

In Mental Fatigue: Costs and Benefits, Boksem and Tops advance that mental fatigue results from the brain's decision to save energy: https://www.researchgate.net/publication/...
1
vote
1answer
54 views

How action potential is generated while dreaming

I would like to know what generates the action potential in the brain areas that is relevant to dreaming, since our sensory nervous systems don't work (or do they?). What else can generate the action ...
-1
votes
1answer
48 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 ...
7
votes
0answers
320 views

Is the symbolic meaning of dark/black and light/white innate in humans?

Dark/black and light/white have symbolic meanings(1, 2). Dark/black represents, among others: Grief, evil, mystery (often with hidden threats), lack of knowledge, etc. Light/white represtents, among ...
3
votes
0answers
85 views

Is it normal to seek revenge when there's no rational benefit of it?

My understanding of the psychology of revenge has always been very simple: if you are wronged and do nothing about it, the perpetrator and everyone else who learns about that may get tempted to wrong ...
0
votes
0answers
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 ...
1
vote
1answer
57 views

Why can't we do the things we know instantaneously?

In the following video eventhough people know that when handlebar of the bicycle is turned left the wheel of that bicycle is turned towards right and vice versa, they can't ride that new bicycle ...
1
vote
0answers
42 views

Dopamine is released in anticipation. What chemial is released when the reward is actually recieved and complete the feedback loop?

The figure shows Twice as much dopamine was released when there is a 50/50 chance of getting the reward vs 100%. So brain releases dopamine in anticipation of reward. But how does the brain confirm ...
1
vote
0answers
27 views

Testing Multilayer Perceptron [closed]

The following script is from Trappenberg's Fundamentals of Computational Neuroscience and is used to test a perceptron's robustness against noise. However, how would one alter it to test the output ...
2
votes
1answer
67 views

Can eye tracking be used as a form of biofeedback?

I'm an occasional meditator and I've noticed that conceptual thought often produces eye movements, and I'm curious if anyone has tried using eye movements as a form of biofeedback. The Muse headset ...
1
vote
1answer
69 views

Humans don't understand the accumulation of small numbers - what is this phenomena called?

I find that if you tell someone to give you 20$ vs. giving you 1$ everyday for 20 days - people react differently. Similarly ...

1
2 3 4 5
10