# All Questions

23k views

### Why would the brain flip the images perceived by your eyes?

The following is a common scientific statement, which you don't have to google long for to find: The eye views images upside-down in the manner of a camera lens, but our brains reinterpret this ...
14 views

### Voltage sensitive dyes technique: 2-photons microscopy vs confocal microscopy

I just discovered voltage sensitive dyes technique and I was wondering what would be the advantage to use 2-photons microscopy compared to confocal microscopy? They are both fluorescent techniques ...
20 views

### Can a neuron fire when hyperpolarized?

Is there any chance that a neuron could fire when hyperpolarized? In that case the spike would probably be different than usual?
19 views

### Future regrets about sexual interactions [on hold]

My friends psychologist once said to him that doing sexual things for money would definitely make him regret it later, causing psychological complications. Is it true that one can regret doing sexual ...
35 views

### Are there any studies that suggest an evolutionary advantage of dreaming?

I've read the answers to this question. But I'd like to ask if, besides those suggested hypothesis, has anyone ever suggested that the advantage of sleeping could be to allow a profound state of rest ...
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### Is there any evidence of Maslows Hierarchy of needs and Csikszentmihalyi’s Theory of flow in a sports psychology context?

Is there any content available that could help me relate the stages of both theories to sport?
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### 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 ...
25 views

### What's this cognitive bias that relates to misremembering exact stimuli?

Say a participant is shown a reference stimulus of white colour. Afterwards, they are shown a number of test stimuli that range from yellow to blue like this (yellow -> less_yellow -> whitish -> white ...
23 views

### What is the phenomenon where a person inexplicably feels that a word is spelled wrong? [on hold]

Sometimes, I get the inexplicable feeling, which also happens to be maddening, that the word why is spelled wrong. In my mind, for a few seconds at least, the spelling doesn't match with the word at ...
34 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 ...
47 views

### Peer relationships measurement

Is there a method for measuring peer relationships in university students (e.g., a questionnaire)? I am looking for a questionnaire that can be used to asses the level of peer relationship among ...
46 views

### Caller's dilemma [on hold]

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 ...
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### I'm doing a research design paper on “pheromones” [on hold]

It's rather simple, really. We are required to have 2 IV's with their levels and op. definitions and a DV. My Dependent Variable is attraction via smell, by IV1 is Time of month (for menstrual cycle) ...
10k views

### Difference between Instinct and Intuition

Sometimes I've heard people using the term gut feeling rather than their 'intuition or instinct' and I'm not sure which one do they mean. So, can both the terms be used interchangeably and simply ...
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### Difference between GALIS and NEF/SPA?

The Gated Attractors Learning Instruction Sequences (GALIS) framework, used to solve a card-matching task, as well as the n-back task, appears to be trying to unite high-level symbolic reasoning to ...
141 views

### What processes underly confidence ratings in cognitive decision-making?

Many experiments in cognitive psychology and other domains ask for confidence ratings (e.g., on a 0-100 scale, 100 meaning "I'm sure I experienced this stimulus"). What accounts describe how these ...
44 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 ...
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### Is it possible for a person to have anterograde amnesia and be aware of it?

In "Memento" the main character has got anterograde amnesia, but he's aware of it. Is it even possible and how, if it is? Compare it to "50 First Dates" — the heroine is not aware of her ...
248 views

### Human behaviour in one-shot perfect information games

Background A one-shot game is one where two participants have some set of actions $\{1, ... , n\}$, they make their decision on which option to take (without knowing the decision of their partner, or ...
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### 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 ...
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### 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 ...
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### What effect do random visitors have on children in orphanages and people in old age homes?

Leading a volunteering team, I've been to an orphanage where the sister (who did a psychology course) running the orphanage was strict that volunteers should spend a minimum of 3 months teaching the ...
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### Is there any “predictive” component to positive/negative affect in Seasonal Affective Disorder and Bipolar Disorder?

I'm wondering if the human brain "predicts" how certain weeks of the year should feel? For example, a child who is going to school may have a more positive affect in anticipation of summer holidays, ...
2k views

### What is the scientific support for Einstein's claim about the negative effects of reading too much?

Einstein once said: Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of ...
10 views

### Some questions about the consumer behavior of women and cosmetics [on hold]

I got some questions for a essay that I need answerd from a profassional if possible. Hope there is someone around here who is interested and has time for it :) As the title sais, it's about women ...
33 views

### Can MBTI be measured objectively?

I'm trying to figure out how MBTI would be operationalized in scientific research. How could one operationalize the different types, E, I, N, S, T, F, P and J? How could one look at numerical ...
364 views

### is it possible to think without language?

I'm trying to fathom what it might be like for a person with aphasia and for one with agnosia. For a person with a visual agnosia I wonder this: if two unrecognizable objects are shown to them, and ...
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### 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?
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### What's the opposite of major depressive disorder?

Bipolar disorder, BD, involves manic episodes and depressive episodes. If someone has a depressive episode, that person may have major depressive disorder, MDD or BD. If someone has a manic episode, ...
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### Lack of awareness/concern for the consequences? [on hold]

To start off with, I want to mention that (I have been told) I have an abnormally large sac in my brain, not a tumor or anything, but I have had a shunt all my life, to drain the fluid. I have also ...
518 views

### Open fMRI data?

Are there any open fMRI datasets available on the internet? Experimental design doesn't matter much, since I would be working towards a new data analysis method. If the distributed data has been ...
45 views

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

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 ...
134 views

### Subliminal Persuasion: best chances of success

A lot of people are skeptic about the impact of subliminal messages. Good research and experiments on this topic are hard to find. Therefore, I want to execute an experiment on this topic. To do ...
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### 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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### Protecting against social engineering [on hold]

If a psychologist would want to get secret information from me, how would he do that? And how can I "protect" myself from this? I mean, a psychologist can get out of me whatever he wants, can't he? ...
27 views

### Scientific community on Empaths [on hold]

Firstly, I am not sure this is right forum. But wanted opinion of other people. By empaths I mean people who can feel other people's emotions. So here is the context. I can feel the emotion that I ...
38 views

### Are there distinct visual perception themes that have been recognized in dreams?

I'm not aware of a distinct term for what I'm trying to describe, so I will attempt to describe this in hopes that someone can help me find if there's a term or research done in this direction. I ...
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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### 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.
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### Is there anything called Genetic Anxiety?

We inherit a lot from our ancestors, but how much the term Genetic Anxiety is true, and if it is true, can it be cured through the same ways(CBT, Exposure Therapy) or it has to be dealt with ...
28 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 ...
149 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 ...
23k views

### Why are some people unable to easily memorize the lyrics to a song?

Although I have listened some songs hundred of times I can't sing the lyrics to any of these songs from beginning to end without pauses. However I am able to whistle the whole song without difficulty. ...
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### 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 ...
1k views

### What is the difference between hypnosis and meditation?

It seems that many people say that hypnosis and meditation are very similar. But what are their key differences (both in a soft and hard way)?
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### Can a person be hypnotized to act drunk?

I was wondering if a person could be hypnotized to act drunk? That is, can a person totally lose all his inhibitions while in hypnosis (similar to being drunk)?
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### 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 ...
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In modern comic book fiction, a superhero wears a partial mask to obscure their identity. This mask is properly known as a "Domino Mask" Now obviously these masks are not the most effective masks ...