| Name: | midbrain |
|---|---|
| Synonyms: | mesencephalon |
| Definition: | The brain region between the forebrain anteriorly and the hindbrain posteriorly, including the tectum dorsally and the midbrain tegmentum ventrally. |
| Ontology: | Anatomy Ontology [ZFA:0000128] |
| Name: | anterior side |
|---|---|
| Synonyms: | anterior, rostral |
| Definition: | An anatomical region that is the entire part of an anatomical structure anterior to a transverse plane and bounded on one side by the same transverse plane. |
| Ontology: | Spatial Ontology [BSPO:0000055] |