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

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6
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1answer
403 views

How do we hear our inner voice?

How do we perceive inner speech? Does it follow the same neural pathways as normal acoustic speech? If yes, what is the extent of overlap between the two neural pathways?
2
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0answers
11 views

How are abstract relations represented neurally?

It is known that concepts with similar attributes (color, shape... Etc.) are represented in a similar manner in the brain. However, is there any evidence of abstract relations, such as the as causal ...
0
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0answers
5 views

fmri onsets, missing pulse logs - what is the minimal information necessary to be analyze experiment?

Very basic, probably stupid question, but help is very much appreciated. I am running an fmri-experiment (block design), which was programmed in java (not by me) and has been used before. Trying it at ...
5
votes
1answer
61 views

Any link between IQ and a person's ability to create or mimic sounds?

Reading some articles about animals and speech, and it just brushes a bit of the neurology of it, but that got me curious: Is there any link between a person's (or an animal's) mimicry skill and/or ...
2
votes
1answer
55 views

How does the brain structure 3D visual data?

Adobe Illustrator has taken over five minutes (and counting) to render a vector 2D image rotated 18° in 3D on my computer. And yet, I and nearly anyone else can easily visualize the subject rotated ...
5
votes
4answers
166 views

Can humans be reduced to a function?

Based on an article by UK Essays, we are nothing more than robots that operate based on our past experience and other factors like amount of neurotransmitters, hormones, and other chemicals, trying to ...
9
votes
1answer
240 views

Is there evidence to suggest that music can trigger release of a particular kind of neurotransmitter?

I've recently listened to a podcast, "The music in your brain", in which Dr. Daniel Levitin suggests that: Soothing music can trigger release of oxytocin Sad music triggers release of prolactin An ...
5
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3answers
63 views

Is it possible to quantify/measure the effect of certain medication on our neurotransmitters and hormones?

Is it possible to display the effect of taking for example Prozac on level of Serotonin and other neurotransmitters/hormones in the body? More generally speaking s is it possible to say: taking 1mg ...
4
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0answers
31 views

Is there any study about the impact on the continuous use of predictive keyboard by neurologically and psychologically health individuals?

As there is evidence of massive-scale emotional contagion through social networks, I'd like to know if any study has been made regarding predictive keyboards. Given the popularity of predictive ...
3
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1answer
48 views

Is it possible to read words a person thinking about via EEG headsets?

There are now a number of EEG headsets that can capture bran signals and give you raw EEG data from brain. EPOC Emotiv is one the famous one with I guess 14 channel. Now as the title of this post ...
4
votes
1answer
66 views

Can humans keep track of two unrelated rhythms?

Let's do an experiment. With your left hand start tapping out a regular (evenly-spaced) beat - say, 2 beats per second. With your right hand attempt to tap our a different regular beat, but tap at a ...
3
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1answer
73 views

How do people with a split brain experience reality?

Some people with severe epileptic seizures have the connection between their two brain halves cut. How appears reality for them, and why does this procedure helps them?
5
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2answers
108 views

Can LSD connect sensory regions in the brain?

How is it possible that after using LSD you can hear sounds and see colours? I have my own experience with this phenomenon. When I´m lying totally relaxed in bed and suddenly a door is closed loudly,...
8
votes
3answers
141 views

Is there a neural network model of Pavlovian Learning?

I am trying to find a computer simulation of Pavlovian learning. i.e. an action such as salivation in response to a stimulus such as a bell ringing. Most neural network models I've seen seem to be ...
3
votes
1answer
66 views

Information storage capacity of a neural network?

I seem to remember reading about some equation that states the amount of information that can be held by a neural network with n neurons in it arranged in l layers, or something vaguely like that (n ...
3
votes
2answers
122 views

Can normal brain activity arise from no (or random) brain activity?

I wonder how stable the brain is as a dynamical system. In other words, how important the state (current activation) of the brain is for its further functioning. Would the brain recover from a state ...
2
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0answers
15 views

EEG electrode cluster selection

Is there a good review paper on electrode selection in EEG analysis to avoid the problem of double dipping (Kilner, 2013)? This is a well documented issue in neuroimaging (Kriegeskorte et al, 2009; ...
3
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0answers
12 views

Importing EGI eeg binary format data into R?

Are there R packages/functions for importing EGI eeg data format into R?
1
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0answers
11 views

What happens to a persons frontal lobe when mastering a foreign language?

When mastering a foreign language, what happens to a persons frontal lobe? In the cognition class I took as an undergraduate, I distinctly remember learning about how the brain processes and learns ...
1
vote
1answer
56 views

Why do hallucinations appear in depression?

We all know the stories of people who saw a miracle in the deepist troubles like gangsters who turned to faith - or an older example could be the miracles in jail in the Bible (Acts: Peter and Paul). ...
2
votes
3answers
88 views

How can a persons good or bad be accurately measured?

The majority of people who think certain people are bad people are usually because they have been exposed to the bad things they do or also because they measure how bad they are based on only the bad ...
0
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0answers
27 views

Conscious brain multitasking without switching - is it studied?

My question is about IMHO rare ability of the brain, ability like Julius Caesar (as claimed) be able to do several things simultaneously. Multitasking is studied, however where I looked, e.g. in https:...
1
vote
2answers
131 views

Learning to think?

Do we need to learn to 'think' or is it an ability that we are born with? By 'think' I mean neurons firing in a certain way to provide useful information (although since I am not strong in this ...
3
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1answer
49 views

How to explain utility function from personality, beliefs and ongoing emotions?

Economists widely use utility function (and more broader approach called hedonistic regression) but are there explanations or derivations of utility function from the perspective of cognitive sciences ...
7
votes
1answer
69 views

If I think of a checkerboard, is there a similar structure to see in my visual cortex?

When I´m imagining a checkerboard in my mind, can one find, with all kinds of fancy equipment, a corresponding figure in the area of my visual cortex? For example, the neurons firing in such a way as ...
0
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0answers
14 views

Is there a scientific opinion about the connection between Asperger Syndrome and AD(H)D?

I have Aspergers and ADD. When I read autobiographies (most of all by female aspergers) I often think that they have actually at least a mild form of ADD or ADHD, too. A German doctor (Dr. Helga ...
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0answers
39 views

Is it known how the brain corrects the world-up-side-down-view of our eyes? [duplicate]

Because of our eye functioning as a camera obscura the light entering our pupils is hitting the retina of the eye in opposite directions. So what is left becomes right and right left and above becomes ...
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0answers
28 views

LAURA/LORETA source localization in Matlab

Is there a Matlab toolbox for doing source localization using LAURA or sLORETA within Matlab (not requiring additional software like LORETA-KEY, etc.)?
0
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0answers
18 views

Why do people need to use euphemisms and how do they work?

The classic daily use of euphemisms is around genitalia we've all heard them and know what they mean. But for some reason its much easier to call a penis the crown jewels (or many other names) even ...
0
votes
1answer
52 views

Can the desire to change a romantic partner ever be satisfied?

Based on the typical relationship advise: "Don't try to change your partner" and such, I would say that many people want to see their romantic partners behaving just a little bit differently. It is a ...
1
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0answers
36 views

Does neuroplasticity cancel the notion of “aptitudes” as a natural gift?

Considering the definition of neuroplasticity as the capability of our brain to rewire itself by forming new neural connections throughout the life, it seems to me that our brain is like a ...
4
votes
0answers
29 views

Does testosterone level cause more sexual dream content?

I have long been interested in dreaming, including how dream content can shed some light on brain chemistry. I did a search on the subject of testosterone levels altering dream content and see some ...
0
votes
1answer
23 views

I need good introductory texts/publications on brain networks and functional integration/segregation

I am a soon to be graduating applied mathematician interviewing for a research position soon in a lab considered with neurological imaging and association of brain networks with things like aging, ...
8
votes
1answer
76 views

Why do people love nature?

I wonder why we feel happy and comfortable when seeing the view of trees, green plants and flowers. Why do we admire sea, waves, fishes inside pure water and sun set? why do we love seeing the view of ...
4
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0answers
32 views

Is it possible that human behavior cannot be formalized as an optimization problem?

It is common to explain humans behavior by having the brain follow a certain objective function, that may have been formed through evolution. Given the objective function and infinite computing ...
3
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0answers
13 views

What cognitive architectures out there combine multiple sensor streams?

It seems like most cognitive architectures are evaluated on toy problems that do not challenge more than one sense (usually the visual one). What neuronal cognitive architectures were evaluated in the ...
1
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2answers
38 views

Can electromagnetic fields be used to stimulate areas of the brain?

Recently I've come across an article from a questionable source called 10 Things An Electromagnetic Field Can Do To Your Brain. There are a lot of hints in this article that the writer doesn't have ...
2
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0answers
53 views

Do you know any good tutorial on designing EEG experiments with PsychoPy?

I'm trying to find good documentation on using PsychoPy to measure Event-Related Potentials. In particular, I want to measure and compare the amplitude of the N170, a face-sensitive ERP, when ...
1
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1answer
45 views

Is the amount of learning modulated by reward transmitters?

The human brain is a signal processing system. Input streams contain sensory, motor, reward and possibly more signals mixed. I wonder if neuro transmitters associated with reward increase or decrease ...
0
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0answers
23 views

What is the mechanism behind ambivalent love - hate feelings in personal relationships?

I've recently read that as far as Freud, psychology recognized the phenomena by which a person can hold conflicting feelings of love/hate, attachment/repulsion towards a partner. The negative feelings ...
2
votes
1answer
27 views

Introduction or Tutorial on Continuous EEG Collection Procedures and Initial Processing?

Are there any tutorials or introductions (specifically not slides from talks) on the very basic details of EEG data collection and processing? Things like: Discussions of reference systems (montages)...
0
votes
2answers
58 views

how to see prefrontal cortex is functioning well by a test?

Is there a test to see if the Prefrontal cortex of someone works normally? especially a simple test like a questionnaire that you give the individuals to fill out and based on their answer you obtain ...
2
votes
1answer
35 views

Can habits be implemented by playing mental scenarios or playing things in your head?

A significant amount of people say that you need to do things over and over again to implement a habit into your subconscious mind where you no longer have to think to do it. If, let's say, I want to ...
0
votes
1answer
19 views

Do gating mechanisms in the neocortex have individual degrees for all gated connections?

For example, the upward connection between layers in the neocortex flows through the Thalamus which is assumed to have a gating function. I wonder whether there is a single value per gate, ...
2
votes
2answers
40 views

How are positions and counts of higher concepts encoded in sparse representations?

I understand that levels in the sensorimotor hierarchy of the brain learn recurring features of their input streams. The results are activation patterns with single neurons firing for the existence of ...
4
votes
0answers
39 views

How common is it for twins conjoined at the head to share thoughts and visual stimuli?

I've always been interested in the possibility of a pair of conjoined twins, joined at the head, being able to read each other's thoughts, react to stimuli that one of them can't see/hear/feel, and ...
2
votes
2answers
176 views

Is there explanation of persistent laziness?

As we say when we feel happy there are some biological explanation of some feelings like happiness and sadness as they explain here. So I say whatever we feel can be explained in biological way, so ...
6
votes
3answers
4k views

Is there scientific evidence on the benefits of binaural beats?

When two coherent sounds with nearly similar frequencies are presented to each ear respectively with stereo headphones, the brain integrates the two signals and produces a sensation of a third sound ...
1
vote
1answer
73 views

Can music be addictive?

As playing games for a prolonged period, tend to develop a addictive behavior in humans, Is there any possibility for addiction to music? i.e. When a person listens to certain list of songs and gets ...
5
votes
2answers
55 views

Component naming of MEG vs. EEG

My question is why we use P and N for naming positive and negative EEG component(for instance N170 or P100) but for MEG data we use M in both case, I mean M170 and M100 in this example?