| Name: | peripheral nervous system | 
|---|---|
| Synonyms: | pns | 
| Definition: | Nervous structures including ganglia outside of the central nervous system. | 
| Ontology: | Anatomy Ontology [ZFA:0000142] | 
| Name: | oligodendrocyte | 
|---|---|
| Synonyms: | oligodendroglia | 
| Definition: | A class of large neuroglial (macroglial) cells in the central nervous system. Form the insulating myelin sheath of axons in the central nervous system. | 
| Ontology: | Anatomy Ontology [ZFA:0009076] |