| Name: | aortic arch 4 |
|---|---|
| Synonyms: | AA4 |
| Definition: | Aortic arch that is part of pharyngeal arch 4. The paired aortic arch 4 arteries branch directly from the ventral aorta to the lateral dorsal aorta, and are retained as the branchial arteries providing circulation through the gills in the adult. |
| Ontology: | Anatomy Ontology [ZFA:0005008] |
| Name: | blood vessel lumenization |
|---|---|
| Synonyms: | |
| Definition: | The process in which a developing blood vessel forms an endothelial lumen through which blood will flow. |
| Ontology: | GO: Biological Process [GO:0072554] QuickGO AmiGO |
| Name: | decreased occurrence |
|---|---|
| Synonyms: | decreased incidence |
| Definition: | An occurrence which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002052] |