4
votes
1answer
533 views

How does body temperature affect perception of time?

Does raising or lowering one's body temperature lead to different perceptions of time? And does this then control the virtual length of positive or negative emotions? For example, individuals might ...
4
votes
2answers
216 views

Does each sensory neuron type have a characteristic spike sequence pattern?

Background It is known that all sensory information is input to the brain as neural spike sequences. Now, to distinguish between the spike sequences generated by retinal red/blue/green cone cells ...
4
votes
1answer
122 views

What positive techniques can be used to motivate individuals resistant to common gamification techniques?

A previous question I asked dealt with Gamification techniques to encourage people to perform online workplace training. We are hoping that we can introduce some game techniques to lift the ...
4
votes
1answer
377 views

Difference between “Social Roles” and “Social Groups”

The two terms "Social Roles" and "Social Groups" sound similar and I don't know if these terms are often just used interchangeably. Is there a specific difference between "Social Roles" and "Social ...
4
votes
1answer
56 views

Asaccadia adaptation

Can asaccadia (i.e., lack of saccades, due to neuronal or muscular damage) be overcome? Do other muscles (e.g., neck) compensate? Are the resulting gaze patterns the same as for saccades, and are they ...
4
votes
1answer
34 views

How many dendrite connections vs axon terminals does a multipolar cerebral neuron have?

I find countless places that say neurons have tens of thousands of "connections" or "synapses" and one axon. Do neurons have tens of thousands of dendrite connections, and a few axon terminals; or a ...
4
votes
1answer
42 views

Study of recollection of drawings based on labels

I remember stumbling across a very interesting study/experiment a few months ago. Now I want to try to find it again. Unfortunately I cannot for the life of me recall the name of the experiment nor ...
4
votes
1answer
68 views

How do people respond to auditory warning signals?

I am working on a literature review of total reaction time to an auditory alert, in a transport context. All of the literature I can find about perception-response times are in the context of visual ...
4
votes
1answer
54 views

Are there first person accounts of monothematic delusions?

Monothematic delusions are delusions that concern a single topic (Davies et al. 2001). They are often the result of acquired brain damage and include the Delusional Misidentification Syndromes, such ...
4
votes
1answer
103 views

What keeps the cerebrospinal fluid circulating? Is it pumped by something?

What keeps the cerebrospinal fluid circulating? Is it pumped by something? This picture from wikipedia seems to indicate that it pulsates as though it is pumped:
4
votes
1answer
101 views

Criterion for Asperger's Syndrome

I realize that the diagnostic criteria for Asperger's Syndrome (AS) have changed with the latest version of the DSM, but there was a criterion in the DSM-IV for AS that I didn't understand: "marked ...
4
votes
1answer
119 views

How would self awareness be limited without languages

Is it possible to posses a self awareness without having any sort of language at hand, not even a personal sign system. How would such an languageless experience be like? I am not sure if this can be ...
4
votes
3answers
163 views

Free software to run online visual category learning experiment

Is there any open software to support a visualization category learning experiment? It should be open-source, and I can add more functions designed by myself to implement this experiment.
4
votes
1answer
245 views

Does mental rigidity cause psychological problems? [closed]

Is there a correlation between mental disorders and mental rigidity? I would suspect that people that have very strong beliefs and never question them might become dysfunctional if the beliefs are ...
4
votes
1answer
115 views

MRI images upside-down in FSLVIEW

I'm visualizing structural data in FSLVIEW, but the sagittal and coronal planes are both upside-down / not in the conventional orientation, i.e. rotated by 90º and 180º. I understand that this ...
4
votes
1answer
75 views

What does a cortical column do?

The Blue Brain project led by Henry Markram focused on simulating cortical columns under the idea they form basic processing units of the brain/cognitive function. What does a cortical column do? I ...
4
votes
1answer
892 views

What is depersonalization and derealization disorder from a neurological point of view?

Lately, there is a lot of information on the psychological, experiential and behavioral aspects of DP/DR. (I find it most interesting as many have described it as having one foot in the spiritual ...
4
votes
1answer
79 views

Correlation between anxiety/calmness and innovation development?

Is there any research or clues about whether anxious/calm people are more/less likely to be inventive / creative / develop innovations? I am interested about this both on an individual and cultural ...
4
votes
1answer
259 views

Why do humans/primates laugh/smile when they are happy, and not cry?

This might sound funny. But I have been wondering why do humans/primates laugh or smile when they are happy or find something funny? Why don't they cry when they are happy and laugh/*smile* when they ...
4
votes
1answer
38 views

How is attention involved with the performance drop associated with multi-tasking?

Multi-tasking lowers productivity. What influences on attention cause the productivity of a multi-tasking person to be low? An example of multi-tasking is that a person is working on his assignment ...
4
votes
1answer
114 views

Are people more likely to pick the odd one out?

I was wondering if there has been any research to suggest that when given a list of options to choose from, people are more likely to pick an option if it looks different to the other options? My ...
4
votes
1answer
1k views

Does music affect heart-rate?

I've read that the body attempts to match its heart-rate with the tempo of music being listened to. Rhythmic Entrainment: 'This refers to a process whereby an emotion is evoked by a piece of ...
4
votes
1answer
129 views

Does long-term alcohol use permanently change one's thought processes?

Is long-term alcohol use really capable of permanently changing one's thought processes? In what ways is this possible, and through what physical changes in the brain does this occur?
4
votes
1answer
100 views

Is “doing everything in your head” a good proxy for intelligence?

Suppose Bob never takes notes in class and just mentally "gets" a subject. Is this ability of mentally learning a subject without actively recording the information a good proxy for intelligence?
4
votes
1answer
167 views

What causes some women to have repeated abortions?

Fisher et al. (2005) studied the characteristics of women who have repeated abortions. The study was conducted in countries where reliable contraception and education about birth control are readily ...
4
votes
1answer
260 views

Is there a psychological explanation for people being 'overcome by the Holy Spirit'?

I am a scientist by nature, and I don't believe at all in God or any form of spirituality or the Holy Spirit (of course). However, it does confuse me as to how some people genuinely do seem to be ...
4
votes
1answer
285 views

What is the difference between drug withdrawal and sleep deprivation effects?

Personal sleep-deprivation study: Recently, I posed a question that I'm sure many people find tough already: "Do I really need to sleep?", and so I tested myself, I spent two days without sleeping. ...
4
votes
2answers
84 views

Eye movement tendencies for shades, sizes, shapes, and colours

I was asked this question yesterday Which of the following statements regarding research principles in visual attention is TRUE? The eyes tend to move from: a. Light to dark (shade) b. Large to ...
4
votes
1answer
71 views

Do different meta-cognitive measurements depend on the same mechanism?

There are different meta-cognitive judgments: feeling of knowing, ratings of warmth, confidence, judgments of learning, tip-of-the-tongue or not, insight or not, etc. Are these judgments based on ...
4
votes
1answer
68 views

Why different responses to target and distractor in three-stimulus oddball procedure?

In the three-stimulus oddball procedure, there is an infrequent target in a background of frequently occurring standard stimuli and infrequently occurring distracter stimuli. My question is, since the ...
4
votes
1answer
188 views

How do SSRIs work?

I've found a reasonable explanation on Wikipedia... SSRIs are believed to increase the extracellular level of the neurotransmitter serotonin by inhibiting its reuptake into the presynaptic cell, ...
4
votes
1answer
255 views

Facet versus scale prediction of Big 5 personality

NEO facets and scales: The NEO model of personality has 5 scales (i.e., extraversion, neuroticism, agreeableness, openness, and conscientiousness). For each scale there are 6 facets (e.g., neuroticism ...
4
votes
1answer
345 views

What happens in your brain when a concept “clicks”?

What happens in your mind when the "lightbulb goes off", or a concept "clicks" for you? Why is there such a threshold for human understanding? Existing searches: I've searched a good amount for it. ...
4
votes
1answer
66 views

What's the name of the quantifying preference for visual stimulus by varying size or distance as compared to a reference task?

Say that you enjoy looking at two beautiful paintings (A and B). But you really can't tell which one you like more, and you want to (quantitatively). So, you compare them both to your favorite ...
4
votes
1answer
101 views

A psychological theory that explains why people remember only the outcome?

I've read somewhere about a psychological theory that people often remember the end results or the outcome of a certain situation/discussion/conversation/etc, but not the details of it. In other ...
4
votes
1answer
43 views

Is it reasonable to have a factor with only two levels in a carry-over design for an fMRI study?

I'm planning a carry-over design for an fMRI study. To save time, since it seems that I'll need a huge number of trials for my purpose, I'm wondering if it's reasonable to have a matrix 2x3x3, ...
4
votes
1answer
127 views

What neurobiological changes are associated with the end of the critical period in children?

Developing children are in a critical period during which they are much better at learning certain tasks like speaking a language. After the critical period ends, children have a qualitatively more ...
4
votes
1answer
40 views

Is there a difference between hearing and decoding the sound?

I presume that deafness is the inability of hearing any sounds. And I presume that it's also possible to be less able to decode (and translate to a meaningful message) what others speak [happens a lot ...
4
votes
1answer
45 views

Long term effect of using noise generators

Some people use noise generators as http://playnoise.com/ to reduce distraction by background noise. Is there any research on the long term effects of this? Does this affect the neuronal connections ...
4
votes
2answers
115 views

Why do battered persons love their partners?

Many persons who have been beaten by their partner, no matter how violently, claims that they do not want to leave their abusive partner because they still love them. A common phrase is: "I love ...
4
votes
1answer
22 views

Biologically plausible cognitive model of Wisconsin card sorting task

As discussed previously, there are a wide range of models that have been applied to the Wisconsin card sorting task. However, which one is most biologically plausible? That is, uses a realistic model ...
4
votes
1answer
64 views

Are there any circumstances where schizophrenia or bipolar disorder are not lifelong?

It is known that psychiatric disorders such as schizophrenia and bipolar I, and bipolar II are for life, and require long term treatment (lifelong). Is this always the case? The answer could include ...
4
votes
2answers
109 views

What is the neurobiological basis of the “inner voice” used for thought or reading?

I've recently experienced a number of hypnogogic near sleep states characterized by change in thinking (stage 1-2 sleep). I noticed that if I let go and get absorbed in the state, I can follow it. I ...
4
votes
1answer
55 views

Connections between different theories of personality

There are a several theories on personality: the Big Five personality traits, Watson en Clark's extraversion en neuroticism, Grey's Behavioural Inhibition & Behavioural Activation (BIS/BAS), ...
4
votes
1answer
197 views

Survey Questionnaire design - What are the alternatives to Likert scale in measuring attitudes?

I work in Social Science Research (Management) In my school, Likert Scale is extensively used to measure attitudes.(Strongly disagree to Strongly agree). So, I kind of assumed that it's an absolute ...
4
votes
1answer
75 views

What to call theory where next activity following a fun activity is also perceived as fun?

What is the name of the theory that states: "if someone is having fun beforehand, the next activity they do will also seem fun regardless of what the activity is." so like continuing fun... Any ...
4
votes
1answer
113 views

Has there been any serious research on subliminal messaging?

I certainly don't question the existence of subliminal perception which has been demonstrated many times in priming studies like those of Daniel Schacter and many others, nor do I reject the notion of ...
4
votes
1answer
108 views

What causes an inability to recall a melody, beat, or music?

Background: I have never been able to recall melodies to songs. I can play a song over and over again but the moment it stops, I cannot remember what it sounds like. I am referring to the ...
4
votes
1answer
28 views

How does the timing work out for dopamine to affect the development of long-term potentiation?

I just recently learned (indirectly from this source) that long-term potentiation/depression only takes place when you have large/small amounts of dopamine present at the relevant synapse. However, my ...
4
votes
1answer
63 views

When does anchoring improve our judgement?

Anchoring is the behavioral pattern where the first piece of information we receive about a situation is what all other data points are compared to. For example, the price of the first menu item we ...

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