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Questions tagged [neuro-transmitters]

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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 : ...
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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 (...
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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 ...
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1answer
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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: ...
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1answer
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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 ...
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1answer
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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 ...
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1answer
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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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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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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 ...
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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?
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146 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 ...
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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 ...
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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 ...
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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 ...