| Name: | bulbus arteriosus |
|---|---|
| Synonyms: | cardiac outflow tract, outflow tract, truncus |
| Definition: | Multi-tissue structure that consists of three layers and through which the blood exits the heart. The bulbus arteriosus is a pear shaped chamber that functions as a capacitor, maintaining continuous blood flow into the gill arches. |
| Ontology: | Anatomy Ontology [ZFA:0000173] |
| 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] |