For questions about the biology of the nervous system, from a macroscopic to microscopic perspective.

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1answer
452 views

What form might Jungian archetypes take in the brain?

Modern psychology and psychiatry are very well grounded in scientific principles. Both, however, have a history in various analytical philosophies. Jung had the notion of an archetype, a universally ...
5
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3answers
189 views

Theoretical limit to the use of mental faculty of the brain

A lot of articles stress the importance of having to train the brain (By training the brain, I mean the cognitive faculty of the brain for learning things and not brain's normal functions) since the ...
9
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1answer
412 views

How does body temperature and oxygenation affect thinking ability?

I'm interested if the brain works better when the temperature is higher than usual and the amount of oxygen in the air is a bit lower than in fresh mountain air. This has been my personal experience. ...
4
votes
2answers
192 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 ...
7
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0answers
49 views

What are some known roles or correlations of glucocorticoid receptor function to behaviour?

The NR3C1 gene encodes for a neuron-specific glucocorticoid receptor (GR), of which methylation levels have been shown to relate to altered maternal care and stress response in rodents (Weaver et al., ...
10
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3answers
274 views

What is the term for a psychological effect which does not have a neurobiological/genetic basis?

When a psychological condition is the result of irregular brain structures or neurotransmitter imbalances we say the condition has a neurobiological basis; this is analogous to the classic Nature in ...
10
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1answer
88 views

Has an upper-limit on the physical spacing represented by grid cells in Entorhinal cortex been probed?

There is considerable research reporting activity of unit recordings from grid cells in the Entorhinal cortex (e.g. [1]) - typically of rats running around in enclosed spaces. Is there any ...
6
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2answers
158 views

What does daytime actigraphy reveal about an active and awake brain?

I have interest in the study of human motion ( Actigraphy), and have built a couple of smartphone apps using its principles. The apps look at gross motor activity of an individual. Up until now, most ...
10
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1answer
197 views

What is a reliable physiological measure (e.g., serotonin levels) of positive affect?

Is there a reliable physiological measure or correlate to positive affect? What does research say on this? I thought that serotonin levels are correlated with self-reported happiness levels, but, ...
7
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2answers
297 views

Is an autistic person's brain different from a non-autistic one?

Are there any differences between the autistic person's brain and the non-autistic one? To be more specific, are there any differences in brain structure or brain activity, that can be used to ...
10
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1answer
189 views

What structures in the brain are called upon to strengthen coupling between bilateral movements?

It is very difficult for the normally-coordinated person to be able to pat his/her head and rub his/her stomach at the same time (or pick a similar activity). It seems to be possible to maintain the ...
6
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2answers
223 views

Are different types of long term memories stored in different parts of the brain?

I recently had some questions concerning the capacity of the brain's memory: Are different types of long term-memories like know-how, your-life, etc. remembered in different parts of the brain? If ...
8
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3answers
370 views

Neurotransmitter based imaging techniques

All the brain imaging techniques I know fall into two categories: Tracking blood Either by looking at the magnetic (fMRI), or near-infared absorption (diffuse optical imaging, NIRS) properties of ...
4
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1answer
167 views

Physiological differences between brains of Conservatives and Liberals

I work for a non-profit research organization and I have been assigned to do research on this topic. I have been doing my best to find studies on this topic but every website and article seems to ...
6
votes
1answer
220 views

Measuring changes in hemispheric dominance over time

I've recently started using my trackball left-handed after being right-handed my whole life. The motivation is partly to balance out wrist strain, and partly to see how much my brain rejects the idea. ...
4
votes
1answer
117 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 ...
6
votes
1answer
126 views

Introductory resources on developmental psychology/neuroscience

I'd like to be able to answer questions such as: What neuro/psychological functions underly competences such as empathy (or others - see background below)? What neurotransmitters are of particular ...
3
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1answer
387 views

How does posture affect cerebral blood flow?

This is a follow-up question to an answer on Quora: In the upright posture, venous outflow is considerably less pulsatile (57%) and occurs predominantly through the vertebral plexus, while in ...
4
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3answers
135 views

Is there a complete cortico-cortical connectivity map based on a useful partitioning of the cortex?

I have something like Brodmann Areas in mind, but any complete list of cortex regions would do. I'm primarily interested in human brains here. Ultimately I'd like enough information to be able to ...
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vote
1answer
74 views

Details About How Information Is Stored in the Neural Structure? [closed]

In one of Karl Lashley's 1950 papers, it is pointed out that information is not stored locally in certain area of the brain. Instead, it's stored distributively over the structure of the brain. I'm ...
9
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1answer
315 views

What are the major structures of the medial temporal lobe?

Basic question here from a behavioral researcher: What are the major structures of the medial temporal lobe (MTL)? Can anyone link to a good diagram of these structures?
10
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2answers
614 views

What can we learn from the neural networks of C.elegans to understand human brains?

Recently I am reading some works about Caenorhabditis Elegans. A C.elegans has 302 neurons and we already know the function and connection of every one of their neurons so that we can exactly ...
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0answers
279 views

Do expert computer gamers have unusual physiological or mental characteristics? [duplicate]

Possible Duplicate: Any work being done on Perception, Action, and/or Cognition in Video games? Are there any research studies that show this? See a thread on Quora for some initial ...
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3answers
917 views

Why does neuroplasticity decrease in adults?

Although adult brains are malleable and even undergo limited neuorgenesis, the extent of the neuroplasticiy is much lower than in children. This is most obvious in language acquisition, and recovery ...
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0answers
201 views

Are end-stage Alzheimer's patients still conscious? [closed]

I asked the same question at Reddit here, but none of the responses were convincing. So here's the thing: to the extent of what we know about consciousness, are end-stage Alzheimer's patients still ...
3
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3answers
149 views

What are the effects of implanting electrodes into the brains of monkeys?

If one implants electrodes into a monkey's brain in order to allow the monkey to control a mechanical arm, then is the monkeys able to move both it's natural and it's mechanical arms at once? What ...
2
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1answer
208 views

Are there axioms in the mind? [closed]

While studying artificial neural networks, I stumbled upon the following question: Are there any hard-wired axioms in the brain that must exist equally in every conscious mind? I could imagine that, ...
6
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1answer
197 views

What is a neurobiological explanation of borderline personality disorder?

In other words, how do the brains of those with BPD differ from those who don't have BPD? The Wikipedia article doesn't even contain any possible explanations whatsoever.
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1answer
280 views

Do people feel emotions less strongly as they grow older? [closed]

I'm specifically interested in whether or not their maximum ability to feel an emotion decreases as they grow older (so by that I'm meaning - let's ignore the effects of tolerance induced by life ...
5
votes
2answers
5k 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. ...