| Name: | ventricular system |
|---|---|
| Synonyms: | |
| Definition: | |
| Ontology: | Anatomy Ontology [ZFA:0001261] |
| 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] |