| Phenotype: | mesencephalic vein absent, abnormal |
|---|---|
| Note: | This statement combines anatomy and/or ontology terms with phenotype quality terms to create a complete phenotype (EQ) statement. For detailed information on individual terms, click the hyperlinked term name. |
| Name: | mesencephalic vein |
|---|---|
| Synonyms: | MsV |
| Definition: | Paired veins that sprout from the dorsal midline junction and dive ventrally. The mesencephalic veins are fed by the mesencephalic arteries, after 2.5 dpf, and drain into the dorsal longitudinal vessel after 5dpf. |
| Ontology: | Anatomy Ontology [ZFA:0005092] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |