alpha (alpha) motor neuron

al·pha (α) mo·tor neu·ron

(al'fă mō'tŏr nūr'on)

Motor neuron that terminates in skeletal muscle; sends messages from the central nervous system to initiate and sustain voluntary, conscious movement.
Compare: gamma motor neuron
Synonym(s): alpha (α) lower motor neuron.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012