Richard Norman wrote:
> Someone wrote:
> > Many reflexes do not involve the CNS at all. Some, like the
> >patellar reflex mentioned, take place entirely at the level of the
> >The brain finds out about it *after* it happens.
>> Just to nitpick -- the spinal cord IS part of the CNS.
> There are gastric reflexes that work purely through the enterogastric
> plexuses that do not involved the CNS, and also local reflexes
> release of histamine that do not involve CNS.
You're absolutly right, of course. I should have said that there are
reflexes that are mediated entirely at the level of the spinal chord and
do not require mediation by the brain.
Michael Edelman http://www.mich.com/~mje