| NBA | neuron-binding activity |
|---|---|
| NSE | neuron-specific enolase; nonspecific esterase; normal saline enema |
| NSM | neurosecretory material; neurosecretory motor neuron; nonantigenic specific mediator; nutrient sporu... |
| NSP | neuron specific protein; nonstructural protein |
| PTN | pain transmission neuron; pleiotrophin; posterior tibial nerve |
| upper motor neuron lesion | Injury to cerebral descending (corticonuclear) fibres above the brainstem or spinal motor nerve nucleus. Synonym: upper motor neuron lesion. (05 Mar 2000) |
|---|---|
| lower motor neuron | Clinical term used to indicate the final motor neuron's that innervate the skeletal muscles; distinguished from upper motor neuron's of the motor cortex that contribute to the pyramidal or corticospinal tract. See: motor neuron. (05 Mar 2000) |
| lower motor neuron dysarthria | Dysarthria caused by dysfunction of the motor nuclei and the lower pons or medulla, or other neural connections, central and peripheral to the muscles of articulation. (05 Mar 2000) |
| lower motor neuron lesion | Injury to motor cells in the brainstem or spinal cord, or of the axons derived from them. (05 Mar 2000) |