| Name: | spinal accessory motor neuron |
|---|---|
| Synonyms: | SACMN |
| Definition: | A motor neuron that is located in the cervical region of the spinal cord and selectively innervates the sternocleidmastoid or trapezius muscle. Unlike other motor neurons, they extend axons dorsally along lateral margins of the spinal cord. |
| Ontology: | Anatomy Ontology [ZFA:0009311] |
| Name: | neuron projection |
|---|---|
| Synonyms: | nerve fiber, neurite, neuron process, neuron protrusion, neuronal cell projection |
| Definition: | A prolongation or process extending from a nerve cell, e.g. an axon or dendrite. |
| Ontology: | GO: Cellular Component [GO:0043005] QuickGO AmiGO |