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Ida Kamphuis wrote: > > This phenomenon that we PWP's all know is not miraculous for gents knowing a > bit of neurophysiology. The neuro-system works on much levels with systems who > are antagonists of each other and together keep a state of equilibrium. This > means that the production of the chemicals who are involved is dependent on > the level of its antagonist. Dopamine is within the extra-pyramidal system an > antagonist of acelylcholine. In PWP's, having a low level of dopamine the > acetylcholine overrules and this causes much of the Parkinson symptoms. In the > time leva- dopa as a medicine did not exist many patient got anticholinergics > to diminish that disequilibrium. > However looking to the nervous system at large dopamine and aceltylcholine > belong to the same system: the parasympathetic. The antagonist of the > parasympathetic system is the sympathetic system, with adrenaline and > serotinine as neurotransmitters. Because of the shortage of dopamine the > parasympathetic system as a whole is dysfunctional, because the production of > acelylcholine is not enough stimulated. > The sympathetic system and the parasympatheti > going away from the intestines to the muscles etc. The parasympathetic is > stimulating consuming activities, as eating and digesting food, sexual and > elimination ones. A Person with an active parasympathetic system feels relaxed > without necessarely feeling sleepy. > Being a PWP,means these functions can all be Ida, This is a well thought out and exellent response. We need more like this. I have copied it to think about later. ---Milo - Milo V. Anderson, Ph.D. Knowledge is free at the library; Box 417 bring your own contianer. Angwin, CA 94508 voice 707 965 2508 ODE TO A METAPHOR fax 707 965 3148 Ilustrations are useful, e-mail [log in to unmask] Or what's a meta-FOR.