2
votes
0answers
15 views

Consciousness and neural grafting

You have two friends: Alice and Bob. Suppose you have a way to remove a healthy neuron from Alice's brain and conserve it in some safe place. And, viceversa, suppose you have a way to graft this ...
1
vote
0answers
17 views

What does O- mean in a NIFTI file name of an MRI?

I am exploring brain MRI scans. Using MRIConvert, I converted dcm files to NIFTI. Some of the outputted NIFTI files have O- in their filenames and I could not figure out what does it mean. Example ...
5
votes
1answer
26 views

Insensitivity of MEG to inhomogeneous conductivity

Why MEG is not sensitive to inhomogeneous conductivity profile of different brain compartments (scalp,skull and brain) but EEG is sensitive to that?
2
votes
0answers
51 views

Bragging is bad for your reputation… but there is one exception: What is going on? [closed]

It might be that this question is not suitable for this SE site so feel free to close. Several scientific studies prove what we all kind of know: That bragging is being frowned upon - see e.g. this ...
2
votes
0answers
36 views

Do we know what is happening inside the brain when a person is hit in the head?

For the purposes of this question, I will use the example of a legally sanctioned athletic contest (i.e., a boxing match), rather than criminal activity or accidents, but the question certainly ...
0
votes
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 ...
1
vote
0answers
14 views

Is INTJ mbti-personality better suited to do a physics degree or medicine/biology degree? [closed]

So which one? I find physics fascinating but biology easy.
1
vote
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 ...
1
vote
0answers
20 views

Does difficulty of task increase perceived authority?

I'm writing a research paper and I'm wondering if someone can help me out by throwing out a few terms. I'm looking for a theory that talks about how the more difficult a task is, the more ...
0
votes
0answers
23 views

Unbounded fears and bounded fears

Can anyone explain these two terms with example in real life situation? I am wondering over it when I came across Dan Gilbert's lecture about 'The surprising science of happiness' Does that simply ...
0
votes
0answers
38 views

Difference in perception by left and right eye

I am observing an interesting phenomena regarding vision. I notice some difference in how my left and right eye is working: - my left eye is more sensitive to motion in a scene. - my right eye is less ...
9
votes
2answers
369 views

Do all types of synapses in the brain change based on spike-timing-dependent plasticity?

Synapses likely change their strengths based on a form of spike-timing-dependent plasticity. Is this true for all types of synapses in all parts of the human brain? I wonder if there are also synapses ...
1
vote
1answer
55 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
1answer
39 views

Mapping Sustained Attention on the brain (EEG)

I am doing a study to the effects of sustained attention on Situation Awareness, i.e. how well one perceives and understands the relevant information in their direct environment (in both space and ...
0
votes
1answer
53 views

Caller's dilemma [closed]

A close friend, who is going through a mentally rough and disturbed period, just called me, and it made me come up with a question. You call a close friend and someone picks up; but you're not sure ...
0
votes
0answers
19 views

Is there a correlation between mental disorders and mental rigidity?

When someone has a disturbed personality the resistance to change his ideas due to confirmation bias, Self-affirmation and self serving bias can make the work of the psychoterapeut hard. See Why are ...
3
votes
1answer
220 views

Does the human visual system implement (adaptive) histogram equalization?

The human visual system is very good at 'cancelling out' shadows and other lightning effects, and focusing on the contrast in images. A famous example of this is Adelson's checker shadow illusion: ...
4
votes
1answer
39 views

EEG Signal quality

I'm a EEG hobbyist using Olimex EEG SMT, and I'm using 4 dry, active electrodes to record EEG signals (the Olimex uses bipolar montage, so I actually have 2 channels). However, I cannot measure any ...
1
vote
0answers
26 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.)?
4
votes
1answer
57 views

In what order do you preprocess EEG data?

I am fairly new to EEG research and I am unsure what the best ordering is for preprocessing data. Do you correct for baseline and filter the data before you go on with artifact rejection/correction, ...
1
vote
1answer
60 views

Is there a psychological reason about why people makes dualities out of lots of choices?

This one was annoying me lots of times and never got a satisfying explanation. We have in mind many dualities, or dichotomies -if the term could apply here- which are somewhat dummy but present: ...
1
vote
0answers
11 views

Gaze as indication of surprise or agreeableness in new born and infant

Several studies on new-born and infant involve the gaze, but depending on the age of the subject, the assumption is different. For new-born, a long gaze means that what they look at is agreeable but ...
0
votes
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
0answers
24 views

Affective picture database containing picture of obese people, especially obese couples in erotic positions?

I know about International Affective Picture System (IAPS) but I don't know whether these kind of pictures is there. However, I requested access, but I have to wait up to 30 days and it's too long for ...
3
votes
1answer
112 views

Environmental cleanliness: what is cognitively fresh?

The concept of freshness has developed over the last century to involve a range of sensations and responses to tastes, smells and feelings associated with foods, the environment and cleaning products. ...
5
votes
4answers
165 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 ...
2
votes
0answers
15 views

Is there any evidence for a bias towards perceiving darker surfaces as 'figure' rather than 'ground'?

Given that surfaces which capture attention are more likely to be perceived as figures (or figures attract attention more than ground does?), is there a bias associated with the luminance of a surface....
0
votes
2answers
69 views

Can you please explain this phnomena?

I have seen and experienced the following phenomena. It often happen in a work environment but can happen anytime and anywhere: 1) Person A is doing something that requires full concentration (like ...
1
vote
0answers
38 views

Literature with regards to facial attractiveness?

I would like to ask for suggestions of literature regarding the study of facial features, preferably in a context of how they may be considered attractive or not. To clarify, the goal is to try and ...
2
votes
1answer
64 views

Why are some people jealous of other people's success?

I have seen many time in my life where I encountered few peoples who hate those person who are going great with their life and achieving something. I mean why some people hate those person who are ...
1
vote
2answers
88 views

Why do people hide wealth?

I was reading about Panama leaks and I was wondering why do people keep their wealth secret? What's the psychology behind it?
2
votes
0answers
24 views

Can personality be measured without self-report or peer-report?

There's lots of evidence on personality correlating to various behavior, like speed when talking, words used, walking pace, types of books owned, reactions to situations, colors on clothing, +++. Is ...
0
votes
0answers
21 views

What combats Retroactive Interference?

All I've found is one sentence somewhere that said something like "more rehearsal." I've also read that the method of loci makes for "minimal interference," but no elaboration on why exactly nor how ...
1
vote
1answer
46 views

Problem with IQ tests in Murray's “The Bell Curve”?

Murray's The Bell Curve came up in a discussion recently. I have a very clear memory of reading a review of the book at the time it came out. The reviewer claimed that one of the many problems with ...
1
vote
0answers
20 views

The line between fantasy and reality [closed]

It is already well known that imagining certain things can have a physiological effect on us. For example, imagining an intense situation can cause the heart rate to go up, while imagining a quiet, ...
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 ...
3
votes
1answer
45 views

How do I obtain recordings of the P300 wave of the event-related potential in the EEG?

I am trying to understand how to analyze the ERP (Event-Related Potentials) from EEG recordings and in particular the P300 wave. I have come up with a few questions which I hope you might be able to ...
1
vote
0answers
52 views

I find things funnier when tired - is this a scientific phenomenon?

I find, consistently, that I'm far more susceptible to humor late at night when I'm tired. The more tired I get, the more often and more deeply I find myself laughing at humor I see in videos and TV. ...
3
votes
1answer
60 views

Is there any research showing we only like to see/read information on themes/topics/ideas we like?

I have been thinking about how using social networks (like Facebook, Twitter and etc) have been changing the way we think. For example, Facebook feed is tailored on the basis of what we like. On ...
0
votes
0answers
17 views

Reference request how a space/room may affect our cognitive behaviour

I noticed different rooms may affect my cognitive perspective and I want to understand why and how it occurs. Therefore I'm searching for books where they can help me to understand it. Does anyone has ...
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, ...
1
vote
0answers
11 views

How do the motor system and Central Pattern Generators interact?

Central Pattern Generators are populations of neurons found in the spinal chord that assist in the creation of rhythmic movements. See this paper for a recent publication on the topic. How does the ...
6
votes
1answer
94 views

How are movements stored in the brain?

The high level flow of information through the brain for the purpose of motor control is well established. It is also known the cerebellum stores many different movements, while also participating in ...
3
votes
0answers
30 views

How does the hippocampus and the “Papez” circuit form a memory?

It is admitted the hippocampus is necessary to the formation of new long term memories. At first, information goes back and forth between various parts of the cortex and the hippocampus. That's how a ...
0
votes
0answers
3 views

Where can I find the questions that are used in the Conformity to Masculinity Norms Inventory

I have read numerous articles discussing the CMNI but none include the questionnaire that was used.
1
vote
0answers
26 views

Do people with brighter smiles feel brighter? [closed]

People's facial shape when smiling are different. Some are bright, some looks like there's a bit embarrassment, others may be with a twist, even if they are all smiling from true happiness. These ...
4
votes
0answers
34 views

What is the purpose of dead end neurons in this diagram?

I was reading over some sources about ANNs, and here I found this diagram of a Recurrent Neural Network (RNN, the source calls it a feedback neural network). I noticed that a few neurons in this ...
5
votes
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 ...
2
votes
0answers
22 views

Do dreams improve upon memory and understanding by making the sensory experience MORE LIKE thought? [closed]

It is certainly a great fact/truth that the ability of thought to describe or reconfigure sensory experience is ultimately dependent upon the extent to which thought is similar to sensory experience. ...

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