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
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