| Name: | primordial hindbrain channel |
|---|---|
| Synonyms: | medial head vein, PHBC |
| Definition: | The paired vessels that run along the lateral walls of the hindbrain and drain into the anterior cardinal veins. |
| Ontology: | Anatomy Ontology [ZFA:0001052] |
| Name: | aplastic |
|---|---|
| Synonyms: | aplasia, undeveloped |
| Definition: | Absence of an organ, tissue or cell due to failure to develop from a primordium or precursor cell. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001483] |