The study of the structure and function of the nervous system and its components.

learn more… | top users | synonyms (1)

3
votes
1answer
106 views

How can TMS induce enough depolarization to cause an action potential?

Creating an action potential needs at least tens of mV potential difference across the membrane to occur. But the membrane is really thin, surely less then 0.01µm (some reference give 25A). Then the ...
4
votes
1answer
79 views

What (open) software there are for simulating behaviour of human (cortical) neurons?

Is there any reliable open-source software for simulating the behaviour of human cortical neurons? I am looking for serious software, so let's assume I have access to a computer with more than 10,000 ...
5
votes
2answers
52 views

Immediate stroke/seizure Therapy

Can an oncoming stroke/seizure, be stopped by a setup consisting of a brain-computer-interface (BCI) that immediately detects the variation in wave-form, and then another machine that neutralizes the ...
3
votes
1answer
350 views

Is it possible to process electrical signals from the brain and interpret the results as exact thoughts?

If the brain uses extremely low voltage signals to communicate (from what I understand around 100 mV), what sort of breakthroughs would be necessary to intercept these signals and interpret them as ...
6
votes
1answer
311 views

Is the six-layer cortex model of the mammalian cortex still the most accepted model?

I've been reading a bit about the different layers of the cerebral cortex and its clear that certainly not every region of the cortex has the same number of layers. Thus, the idea that every region ...
3
votes
1answer
42 views

What is an auditory upward sweep?

I was reading an article in nature communications, when I came across this sentence: "The ‘match’ rule was indicated by either a blue circle or a auditory upward sweep".So I tried googling what was an ...
7
votes
4answers
682 views

Can the human brain be reduced to a binary system?

Does the brain really function like a computer as in, ultimately every response is related to a binary sequence based on whether particular neurons fire or not?
6
votes
1answer
2k views

Are sensory receptors neurons?

Background There are many receptor types in the body, with various functions and various mechanisms of transduction. Receptor cells are considered to be part of the peripheral nervous system, as they ...
9
votes
2answers
247 views

How can action potentials be generated through thoughts?

I think I understand how a signal is transferred from neuron to neuron (from How do the brain and nerves create electrical pulses?). My question, however, is not about the standard textbook material ...
5
votes
1answer
386 views

Relationship between nerves and axons

I just wanted to get a realistic viewpoint of our nervous system. I understand arteries and veins, but I wanted to know how similar our nervous system is to that? I understand we have neurons ...
7
votes
2answers
175 views

Why did the Brain develop in the front in most organisms?

I was wondering: why most, well, pretty much all organism with a brain have it right in front of their bodies or at the top.
6
votes
1answer
194 views

Is brain transplantation possible?

Many organs can be transplanted nowadays, including the liver, lungs and kidneys. Can the brain be transplanted?