Questions tagged [neuroanatomy]

For questions regarding specific structures in the central and peripheral nervous systems

17 questions with no upvoted or accepted answers
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Supplementary Motor Area or Juxtapositional Lobule Cortex

Harvard-Oxford Cortical Structural Atlas now calls the 'Supplementary Motor Area' the 'Juxtapositional Lobule Cortex (formerly Supplementary Motor Cortex)'. I've looked for papers that explain the ...
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137 views

Current estimates of the capacity of hippocampal episodic memory?

Let me preface this by saying I'm as skeptical as anyone about equating neural structures with traditional computing hardware (e.g. 'how many MBs is long term memory?'), but episodic memories seems ...
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What are the brain regions related to tinnitus shown in this figure?

I am interested in learning about the neural mechanisms behind tinnitus, and was wondering if someone could help me to name the parts of the brain on this image that show increased activity in ...
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32 views

What is the medullary bulb transition?

Does "medullary bulb transition" make sense in neuroanatomy internattionally or is it a Brazilian invention and there is no term like that in English? What is then the difference of the &...
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128 views

To what extent is face-detection achieved in peripheral vision?

I'm trying to find out to what extent mere detection of faces (i.e. determining that something is a face, as opposed to recognition of specific individuals) is favored in the central vision vs ...
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99 views

What are the effects of antipsychotic medication on brain volume?

I have read numerous different papers each claiming that antipsychotic medication either helps maintain brain volume or causes brain volume reduction in patients with schizophrenia and other psychotic ...
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What effect does the size of the soma have on firing characteristics?

For example, cells in layer 5 of the neocortex have a larger soma than do other layers. I'm wondering what the functional difference is between smaller and larger soma. On one hand, I can imagine that ...
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104 views

What are the names of the white matter tracts in the cortico-ventral basal ganglia circuit?

I am looking at diffusion tensor imaging (DTI) data. The data are clustered by regions of interest (ROIs). The clusters have locations with names, which I have listed below. Which location names ...
2
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855 views

Are there some tools to get human brain Brodmann areas from X,Y,Z coordinates?

Is there some program that given the x,y,z coordinates of a area in a given brain template, gives the histological Brodmann area relative to that template? I'm interested in associating x,y,z ...
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Is there an upper bound on signals ascending from the sensory nerves through the medulla?

I'm starting to go down a research path related to haptic and embodied cognition. Though I haven't taken a deep dive into neuroanatomy (only a 300 level undergrad cognitive neuroscience course's worth ...
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What is the size, volume, dimensions etc. of the central lateral nucleus in the anterior intralaminar thalamus in humans?

I have been searching extensively on the internet and journal articles for the size, volume, dimensions, etc. of the central lateral nucleus in the anterior intralaminar thalamus in humans but have ...
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66 views

Decussation of Cranial Nerves

Which cranial nerves decussate apart from the few nerve fibers of the optic nerve that do and how to easilly remember the cranial nerves that do? Here is a paper for the Trochlear Nerve But I have ...
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20 views

What happens to the brains that are utilized during studies afterwards?

The procedures may vary from country to country, but I'm wondering if they are cremated or otherwise disintegrated.
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42 views

Neurogensis in CNS invloves apoptosis of scar cells?

Say there's neurogensis in a brain area that seems to "allow" it, like the Hipocampus, Striatum, and so forth. Does this neurogensis might be preceded in the apoptosis of scar cells, and then, in the ...
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11 views

Noise in Neurons (channel noise)

If you stimulate neurons 10 times with the same electrical pulse, you will get a different response 10 times. For example, if you apply a pulse near the threshold, you may get 7 APs, which are ...
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20 views

Functional neuronal units that occupy the same brain region

[Thanks to Bryan Krause's advice, I edited the question.] Definition: Let two functional units be two sets of neurons, A and B, such that the probability of being connected (synaptically or by ...
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Is there a direct correlation between visual intelligence and mathematical intelligence?

For example, are they processed in the same areas of the brain, etc.?