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So you’d think that maybe dopamine predicts reward. For example, dopamine can increase in the nucleus accumbens in people with post-traumatic stress disorder when they are experiencing heightened vigilance and paranoia. For example, dopamine plays a big role in starting movement, and the destruction of dopamine neurons in an area of the brain called the substantia nigra is what produces the symptoms of Parkinson’s disease.So you might say, in this brain area at least, dopamine isn’t addiction or reward or fear. Salience is more than attention: It’s a sign of something that needs to be paid attention But dopamine itself? Dopamine also plays an important role as a hormone, inhibiting prolactin to stop the release of breast milk.Back in the mesolimbic pathway, dopamine can play a role in psychosis, and many antipsychotics for treatment of schizophrenia target dopamine.Dopamine is involved in the frontal cortex in executive functions like attention.If you think that dopamine is motivation, then more must be better, right? Because if dopamine is also “pleasure” or “high,” then too much is far too much of a good thing.If you think of dopamine as being about pleasure or only being about attention, you’ll end up with a false idea of some of the problems involving dopamine, like drug addiction or attention deficit hyperactivity disorder, and you’ll end up with false ideas of how to fix them.By emphasizing dopamine’s complexity, it might feel like I’m taking away some of the glamour, the sexiness, of dopamine. The complexity of how a neurotransmitter behaves is what makes it wonderful.
Parents need to know that - Live Video Streaming App! is a tool for broadcasting live-streaming videos and watching others' videos.Via in-app purchase, viewers can purchase coins to give as gifts to broadcasters.Also, a live quiz show called Quiz Biz allows users to answer questions and potentially win real money.And there are always enough studies out there showing the role of dopamine in X to leave you convinced.But simplifying dopamine, or any chemical in the brain, down to a single action or result gives people a false picture of what it is and what it does.
In the rest of the body, dopamine is involved in nausea, in kidney function, and in heart function.