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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SSRI and Antipsychotic Effect on Cognitive Functions

Does taking SSRI and antipsychotic result in cognitive dysfunctions? What should happen to restore the Cognitive functions like problem solving skills, thinking, memory? What are the most effective ...
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1answer
789 views

How does the brain read rotated text?

Suppose a human ran across a letter written at a 45 degree angle. How does the brain read this text? Most people don't often see text written at an angle, so it seems safe to assume that the brain ...
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1answer
14 views

Relation between Nengo, SPA and NEF with respect to other Neural Models

I'm working through How to Build a Brain and I keep getting confused on the relation between Nengo, the Semantic Pointer Architecture (SPA) and the Neurological Engineering Framework (NEF). Are there ...
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2answers
100 views

Inducing long term low latent inhibition [closed]

From what I have gathered of low latent inhibition, it is an extreme increased level of dopamine in the brain.. dopamine is a neurotransmitter and hormone. Increasing it has many advantages and a ...
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0answers
32 views

What is the relationship between topographic maps and sensory memory?

Sensory maps are defined functionally: they exist for a certain time window, are overwritten quickly, are generally inaccessible to introspective control. Topographic maps are defined biologically: ...
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27 views

Forehead tingling due to nearby location of object

I have often experienced a tingling in the center of my forehead when aware of the presence of a nearby potentially dangerous object. This illusory sensation is likely a mental projection since it ...
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26 views

How does the brain know whether or not it comprehends a novel concept?

There seem to be at least two kinds of confusion regarding novel concepts. In one, the brain simply can't form an abstract model from whatever information is being presented. It's where you can't ...
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1answer
44 views

Super polymath feasibility: Is it possible to have the highest intellectual ability in every area?

Could a single individual have the abilities of Gauss in mathematics, play soccer like Messi, write like Dostoyevsky, play chess like Carlsen, have ideas in physics comparable to those of Einstein, ...
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25 views

Can split-brain patients sleep like whales?

Regular split-brain patients still have some remaining connection between the hemispheres, but would it be possible for their hemispheres to fall asleep independent of the other? What about when not ...
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38 views

Why does optogenetics not mean that perfect brain-computer interfaces are possible?

There have been multiple articles and videos circulating on the Internet claiming that optogenetics has made it possible to have perfect input/output to the brain from a computer. This is obviously ...
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1answer
70 views

How do thoughts work at the neuron level?

How does thought work at the biological level of individual neurons? I believe there are many neurons which are active in the brain at the same time. For example, our senses are constantly taking in ...
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2answers
51 views

Binary classification as a cognitive strategy?

Is there any research investigating whether the human cognitive system has a tendency to reduce complex systems or spectra of data in terms of binary contrast? There are many common-sense dual ...
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1answer
60 views

What are the cognitive effects of increasing testosterone levels in men?

I've recently became interested in the effects if testosterone on the cognitive function in men, but cannot find much hard scientific evidence on the subject. What are the cognitive effects of ...
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2answers
89 views

Neurosurgically grown neural link between two brains?

I guess it's possible to surgically restore neural connection after a trauma (e.g. a severed hand can be reattached if done quickly). And, from history of evolution of hominids, it seems that just by ...
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1answer
96 views

Neuroplasticity and Treatment of Depression

After reading 'The Brain That Changes Itself' by Norman Doidge, 'The Mind and The Brain' by Jeffrey Schwartz and a few other books, I've become curious about the science of neuroplasticity, which, as ...
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1answer
65 views

What is the purpose of hemispheric specialisation in the brain?

What is the benefit or purpose of having different hemispheres of the brain contribute more to different cognitive processes?
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3answers
122 views

What's the major difference between mind and brain?

I am preparing a presentation on "Mind Reading Computer", and all articles that I came across were focused on reading interpretations from brain through sensors. Articles like this clearly show a ...
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2answers
118 views

How does cognitive science explain distant intentionality and brain function in recipients?

Achterberg and colleagues' (2005) study, Concluded that instructions to a healer to make an intentional connection with a sensory isolated person can be correlated to changes in brain function ...
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1answer
50 views

What is a neurometric function?

Is the output of neurometric function the output of the pattern classifier i.e is it calculated from processing the imaging data of brain as a prediction of what choice was made through psychometric ...
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1answer
84 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 ...
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1answer
38 views

What are “linear spatial weightings” and “specific temporal windows” in Philiastides & Sajda (2006)?

I am undergraduate student in mathematics and a complete beginner in the field of neuroscience. I recently started a project in Mathematical biology which brought me to the above mentioned paper. I ...
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0answers
22 views

What is the maximum amount of synapses? What processes (if any) increase synapse amount?

How plastic is the brain? What is the maximum amount of synapses? What processes (if any) increase synapse amount? What are some of the advantages of having more or less synapses?
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10 views

What are the cognitive and neurological effects of short term and long term relationships?

I have in my lifetime experienced many relationships of vary forms but few loves. Does the type of relationships a person has engaged in shaped the way they think? What are the cognitive and ...
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1answer
158 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 ...
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1answer
114 views

What is the neurological basis of maintaining self discipline?

Self Discipline, as defined in this meagre Wikipedia article as being as the ability to motivate oneself in spite of a negative emotion This is partly distinct from self control and willpower ...
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2answers
77 views

Does a person experience release of dopamine while doing something she/he enjoys?

I am wondering if a person would experience an increase in the level of dopamine while doing something she/he enjoys such as playing guitar or reading a book. And what are some other neurotransmitter ...
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1answer
70 views

How far can we train mental calculation?

Mental calculators are people with a prodigious ability in some area of mental calculation, such as multiplying large numbers or factoring large numbers. Unfortunately I forgot where I heard it, ...
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1answer
71 views

Computational model of biological object recognition

The human brain can achieve a remarkable ability to recognize visual patterns in an Invariant, selective and fast manner. The human visual system is quite powerful. It has an exquisite selectivity ...
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2answers
183 views

Neural Microfilaments for Computation?

I just watched an interesting TED talk (http://www.youtube.com/watch?v=1d5RetvkkuQ) where a Stuart Hameroff proposes that a neuron's microtubules are responsible for computations, and that they are ...
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36 views

What are some theories on Cognitive model of Human Imagination?

I have no knowledge about neuroscience but recently I was wondering what is the cognitive model of Human Imagination? How does the human imagine things that don't exist? Suppose I ask anyone to ...
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2answers
118 views

Does Andler's (2012) article on 'Mathematics in Cognitive Science' provide an accurate picture of mathematics in cognitive science?

Andler (2012) wrote: What role does mathematics play in cognitive science today, what role should mathematics play in cognitive science tomorrow? The cautious short answers are: to the factual ...
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58 views

What is the optimal exercise regime for improving cognitive functioning?

It seems that researchers agree that exercise increases cognitive abilities. This seems to work universally for all ages: children, adults and old people. It is suggested that everyone should ...
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1answer
152 views

How does the brain calculate velocity?

How does the human brain calculate velocities? For example, when crossing a road and seeing a car coming towards you, how does the brain actually compute the rough velocity of the vehicle and your own ...
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0answers
20 views

Do the brains of non-altruistic persons mirror the observed experience of suffering?

Altruistic behavior can have different motivations: from the hope that the help you give will ultimately benefit yourself (social exchange theory) to a selfless wish to alleviate someone's suffering. ...
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0answers
43 views

How do auditory and visual hallucinations differ within the brain?

I asked this question How are hallucinations generated, is it related to dreaming?. It occurs to me that auditory hallucinations may well be generated in a different part of the brain to visual ...
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1answer
73 views

How are hallucinations generated, is it related to dreaming?

I was thinking how powerful auditory and visual hallucinations must be, for the individual experiencing them to be unable to distinguish them from reality. I, personally, have not experienced a ...
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40 views

Feedback/Evaluation on the Complex Systems and Brain Sciencs program at FAU [closed]

Has anyone assessed or completed the PhD program in Complex Systems and Brain Sciences at Florida Atlantic University? [ are there more programs like this one, or the graduate programs in cognitive ...
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1answer
89 views

Is workaholism similar to any addiction or are there other neurological mechanisms at play?

Some people are seemingly 'addicted' to their work and by doing work itself, almost to the point of precluding all other activities and interactions (usually social). By this question, I mean when ...
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0answers
56 views

How to set up a binocular rivalry experiment, that splits a single image in two separately controlled ones?

The question is about the actual physical setup and steps needed to take in order to experiment with the phenomena. I found a tutorial on jove.com, "How to Create and Use Binocular Rivalry", and it ...
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3answers
83 views

Frequency at which electrodermal response should be measured

I'm computer science graduate working on a health monitoring device. How much is the delay in electrodermal response? i.e., the time it takes before which an electrodermal response can be realized. ...
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1answer
110 views

What are the neurological and psychological bases for chromophobia

According to this amusing, yet informative Cracked article, Phobia-source article and Chromophobia: do you have a fear of colours website, chromophoba is a fear of bright colours. This condition is ...
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1answer
100 views

How does chronic stress improve memory processes?

There seems to be more information on the detrimental effects of stress on memory. There is evidence to the contrary. Stress effects on memory: an update and integration. Schwabe L, et al doi: ...
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82 views

What is the neurobiological basis of Spearman general factor of intelligence?

I found here a brief intro to genetic factor of human intelligence: http://www.ncbi.nlm.nih.gov/pubmed/1036362 Also there is known that gyrus hipocampii is basis of STM which have role in general ...
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3answers
102 views

Failing to recognise one's own work

Disclaimer: This is not a self help question, I am using myself as an example to illustrate my question. Example: I have posted many questions and answers on this site within a relatively short ...
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1answer
170 views

The genetics of handedness

In response to these questions: Are there benefits to learning to write with your non-dominant hand? Spontaneous change of handedness I used myself as an example for spontaneous handedness change. ...
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0answers
44 views

Spontaneous change of handedness

I read this question Are there benefits to learning to write with your non-dominant hand?. It got me thinking. Disclaimer: This is not a self help question I am using myself to illustrate the ...
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1answer
2k views

Are there benefits to learning to write with your non-dominant hand?

There are some articles on the web that recommend learning to write with your non-dominant hand to get in touch with your inner child or a higher power, increase your creativity and be more ...
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1answer
91 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?
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2answers
141 views

What is the maximum size of content the human eye can focus upon?

What is the maximum size of content the human eye can focus upon on a computer screen? Is there a general equation that gives this size as a measure of distance from the screen etc.? What is the ...
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2answers
121 views

Can ESP and out-of-body phenomena be understood as a form of dreaming or hallucination?

Currently reading about psychedelic experiences, and it is noted in Wikipedia that: Level 4 psychedelic experience Strong hallucinations, i.e. objects morphing into other objects. ...