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Questions tagged [neurology]

The medical specialty involving the diagnosis and treatment of all categories of disease involving the central, peripheral, and autonomic nervous systems, including their coverings, blood vessels, and all effector tissue, such as muscle.

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Mechanism of Decorticate & Decerebrate Posturing? Also why is only Decorticate Rigidity a misnomer?

I read these two from various books, and got confused. The confusion is - Reticulospinal tracts control gamma motor neurons. Gamma motor neurons control tone of muscle. In decerebrate rigidity, the reticulospinal tracts are cut, so the gamma motor…
gautampw
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Why can't dopamine cross the blood brain barrier but l-dopa can?

Levodopa can cross the BBB and is less lipid soluble then dopamine, so dopamine should be able to cross the BBB more easily then l-dopa, but for some reason dopamine cant cross the BBB. Both dl-methamphetamine and levomethamphetamine can cross the…
kirill2485
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Is it possible to be (briefly) aware you had been decapitated?

If a person's head was cleanly and rapidly decapitated by a sharp blade slicing through the neck, such as would happen on the guillotine, could that person remain conscious? If so for how long? Long enough to be aware of (the head) falling down and…
Bohemian
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Would methamphetamine heal wounds, infections, and diseases?

Alright, so this sounds crazy but based on these research findings it is safe to assume that meth would allow wounds and diseases to heal faster by interleukin 6 . On the otherhand, using meth during illness would cause higher neurotoxicity due to…
kirill2485
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Why don't neurons die during a stent procedure in the brain?

Stents are used to provide scaffolding to the blood vessels. When they are used in arteries or arterioles in brain, won't neurons die because of lack of oxygen during procedure?
yjb
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What is methamphetamine's transport carrier across the BBB?

Which carrier protein allows methamphetamine to cross the blood brain barrier? I would assume it's SLC22 and possibly SCAMP1
kirill2485
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Can neurons divide if somehow centrioles are introduced in nerve cells?

I am a biology student, so i know that centrioles are required for cell division, and i also know that nerve cells lack centrioles. My question is that if somehow compatible centrioles were introduced to the nerve cells, would their division be…
Navneet
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Can nervous disorders be cured? Will enough research be the answer?

I have searched every nook of the internet and I couldn't find a clear and to-the-point answer. Well my story is that I am a young BSc student who wants to do research on neurological conditions because as far as my knowledge goes neurologists…
positive_integer
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Image formation

I have learnt that the brain provides a perception of image due to previous memory and experience. Then how does a blind person attain vision after cornea replacement?
Rudstar
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I just do not understand how myelination speeds up action potentials

first off, I've watched like 7 youtube videos, read a bunch of articles, and the explanations for why myelination actually increases action potential propagation differ each time are very vague. I've read and heard that because action potentials…
William
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