gamma and alpha neurons in motor control

Richard Norman rsnorman at mw.mediaone.net
Sat Dec 19 09:54:15 EST 1998


The motorneurons are classified by axon diameter (and conduction
velocity).  Alpha is the largest, gamma the smallest.   Yes, there are
also betas -- they are autonomic.  On the sensory side, the
classification uses different names,  Group I is the largest, Group III
the smallest.

Mark Elliott wrote in message <367BB99B.807397A3 at uni-leipzig.de>...
>Hi,
>
>could someone explain why neurons involved in muscle coordination are
>referred to as alpha and gamma neurons. Is it a property of their
firing
>frequency?
>
>thanks
>
>Mark
>_______________________________________________________________________
_
>
>Mark Elliott
>
>Universität Leipzig.
>Institut für Allgemeine Psychologie.
>Seeburgstr. 14/20,
>D-04103 Leipzig.
>Germany
>
>Tel: ++49 (0)341 97-35957
>
>email:
>elliott at uni-leipzig.de
>m.elliott at psyc.bbk.ac.uk
>_______________________________________________________________________
_
>
>
>





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