| Name: | central canal | 
|---|---|
| Synonyms: | canalis centralis, neural lumen | 
| Definition: | Spinal cord structure that is part of the ventricular system and is filled with cerebral-spinal fluid and runs the length of the spinal cord. | 
| Ontology: | Anatomy Ontology [ZFA:0000938] | 
| Name: | anatomical region | 
|---|---|
| Synonyms: | |
| Definition: | A 3D region in space without well-defined compartmental boundaries; for example, the dorsal region of an ectoderm. | 
| Ontology: | Spatial Ontology [BSPO:0000070] |