lower motor neuron

Introduction

A neuron within the spinal cord, rhombencephalon or mesencephalon characterized by an axon the leaves the central nervous system to directly innervate striated muscle or synapse on a preganglionic neuron that innervates smooth muscle or secretory gland.

Pathology

• lesions result in lower motor neuron signs

More general terms

• motor neuron

Additional terms

• lower motor neuron sign
• upper motor neuron