lower motor neuron lesion


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Related to lower motor neuron lesion: Bell's palsy

low·er mo·tor neu·ron le·sion

injury to motor cells in the brainstem or spinal cord, or of the axons derived from them.

lower motor neuron lesion

An injury occurring in the anterior horn cells, nerve roots, or peripheral nervous system that results in diminished reflexes, flaccid paralysis, and atrophy of muscles.
See also: lesion

low·er mo·tor neu·ron le·sion

(lōwĕr mōtŏr nūron lēzhŭn)
Injury to motor cells in the brainstem or spinal cord.