Here's some info, Judy:
"The autonomic nervous system is controlled principally by parts of the brain stem and the hypothalamus"
http://www.daviddarling.info/encyclo...us_system.html
Cherie
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I am not a Neurologist, Physician, Nurse, or Hairdresser ... but I have learned that it is not such a great idea to give oneself a haircut after three margaritas
.