Questions tagged [neuro-transmitters]

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2
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1answer
16 views

Why seemingly all the neuronal membrane-bound receptor are exclusively GPCR or highly homologous to GPCR family?

Nicotinic AchR is known for long to be an ion channel receptor however it has been argued whether it is a GPCR, as well Muscarinic AchR is known to be GPCR. Seemingly many other nerve cell bound ...
2
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1answer
93 views

Do psychiatrists and researchers themselves don't have an idea how antidepressants work?

This question may be seen as an extension of my previous question, here. I was talking to a person online where s/he mentioned that psychiatrists themselves don't have an idea as to how SSRIs work. ...
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0answers
47 views

Why does venlafaxine have lower incidence of sexual dysfunctions at higher doses?

Venlafaxine at low dosages strongly inhibits serotonin, at moderate dosages also norepinephrine and only high dosages it also inhibits dopamine. The ratio is the following. serotonin : ...
4
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0answers
215 views

When someone consumes finasteride, what happens neurophysiologically and what mental functions / faculties are altered?

Finasteride is a medication used to treat androgenetic alopecia (male pattern baldness) and enlarged prostates. Reported side effects include male breast enlargement, lowered sex drive, and headaches (...
3
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1answer
45 views

Is Dr. Russo’s “endocannabinoid deficiency” a valid theory?

There was a study published in Neuro Endocrinology Letters by Dr. Ethan Russo in 2004 that says many diseases being treated with cannabis correlate with an “endocannabinoid deficiency”, but I cannot ...
1
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1answer
74 views

Does the act of neural-repair fire off neurons?

Disclaimer: I'm not well educated in this field, just a random curious person. I don't know anything about neural repair save that it happens while we sleep. Anyways, the question is pretty simple: ...
2
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1answer
53 views

experimental tracking and treating bipolar disorder

Is there a way to measure what neurotransmitters (and in what amount) are present in a person via blood or other method? I feel like if such information was available there could be experiments ...
3
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1answer
51 views

Are inhibitory synapses governed by different chemicals than excitatory synapses?

If a neuron has both excitatory and inhibitory chemical synapses providing it with input, is it true in all organisms that the chemicals that cause the inhibition are distinct from those that cause ...
4
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1answer
374 views

Does consumption of amino acid supplements improve human executive function and self-regulation in ADHD cases?

Based on my understanding, executive function primarily takes place in the frontal lobes. Inzlicht and Gutsell found that exhaustion in mental tasks shows itself in decreased activity in the anterior ...
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2answers
95 views

Is the amount of learning modulated by reward transmitters?

The human brain is a signal processing system. Input streams contain sensory, motor, reward and possibly more signals mixed. I wonder if neuro transmitters associated with reward increase or decrease ...
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2answers
106 views

What causes dopamine in our body [closed]

I was curious as to know what are the natural causes for the secretion of dopamine in our body. Are there any specific foods that increases the dopamine level? It is said that dopamine are usually ...
3
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3answers
294 views

Which parts of the brain are affected by dopamine?

Does dopamine spread and interact across the whole brain? If not, which areas are affected most and which least?
0
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1answer
181 views

How do neuro transmitters interact with neurons in the brain?

I think emotions and hormones frames the overall thinking processes of the brain. However, I'm interested in how this works on a neuronal level. For example, dopamine is some kind of reward signal for ...
4
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2answers
95 views

Are there specific neurotransmitters for specific sensations?

Nerves can detect pressure, temperature, light (eyes), sound, friction- at least. Does each sensation have its own neurotransmitter? I'm only a little familiar with neurotransmitters. This page ...
5
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1answer
115 views

Does smoking counterbalance the effect of Belladonna?

Atropine, the main ingredient of Belladona, is the stuff that makes you dump, by blocking the action of acetylcholine at muscarinic receptors. Would smoking or applying a nicotine patch, by ...
5
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1answer
124 views

Are there studies on the effect of nicotine patches on dream vividness and dream recall?

Acetylcholine plays an important role during REM Sleep. I cite an answer to the question "Why do dreams lose clarity quickly over time after we awaken?": Activity in the PFC during sleep may be ...