FAQ/Help |
Calendar |
Search |
Today's Posts |
11-19-2006, 05:22 PM | #1 | |||
|
||||
In Remembrance
|
http://www.utexas.edu/research/asrec/neuron.html
DOPAMINE the effects of - both /good and the bad... HIGH ON DOPAMINE Dopamine is an important brain chemical involved in motor functions and general arousal. Dopamine is also involved in the ability to learn and the encoding of stimuli. Virtually all drugs of abuse, including heroin and other opiates, alcohol, cocaine, amphetamine and nicotine activate dopamine neuronal systems. So called "natural" rewards such as food, positive social interactions and even humor, likewise activate dopamine neurons and are powerful aids to attention and learning. Sweet solutions are a well-characterized natural reward. When a source of sugar is encountered, animals will consume substantial amounts, return to it preferentially, and will work to obtain access. A number of psychiatric disorders are associated with imbalances with dopamine, particularly schizophrenia, Parkinson’s disease, and mood disorders, including certain types of depression. Dopamine may also be involved in restless legs syndrome. High on Dopamine Temporary elevation of dopamine levels often leads to an improvement in mood, alertness, libido, and perhaps even an enhancement in verbal fluency and creativity. However, a dopamine increase can lead to side effects to including the propensity to have an addictive behavior. For instance, there have been a few reports that patients with Parkinson's disease became involved in gambling when the dosage of their dopamine-enhancing medicines was increased. Interestingly, dopamine at times may lead to a sleepy state. How is Dopamine made? Dopamine is made from the amino acid tyrosine. Once produced, dopamine can, in turn, convert into the brain chemicals norepinephrine and epinephrine.
__________________
with much love, lou_lou . . by . , on Flickr pd documentary - part 2 and 3 . . Resolve to be tender with the young, compassionate with the aged, sympathetic with the striving, and tolerant with the weak and the wrong. Sometime in your life you will have been all of these. |
|||
Reply With Quote |
Reply |
|
|
Similar Threads | ||||
Thread | Forum | |||
Dopamine Used to Prompt Nerve Tissue to Regrow | ALS | |||
Discovery Implies New Mechanisms For Dopamine Release | Parkinson's Disease | |||
Dopamine Imbalances Cause Sleep Disorders | Parkinson's Disease | |||
Dopamine Plays Critical Role in Sleep | Parkinson's Disease |