| Name: | atrium |
|---|---|
| Synonyms: | |
| Definition: | Cavitated compound organ that receives inflow of deoxygenated blood and delivers it to a muscular cardiac ventricle. Valves are present to direct flow. There are only two chambers present in the fish heart. |
| Ontology: | Anatomy Ontology [ZFA:0000471] |
| Name: | cardiac jelly development |
|---|---|
| Synonyms: | heart cardiac jelly development |
| Definition: | The process whose specific outcome is the progression of cardiac jelly over time, from its formation to the mature structure. The cardiac jelly is an acellular gelatinous matrix secreted by the myocardium and plays a central role in the septation of the heart. |
| Ontology: | GO: Biological Process [GO:1905072] QuickGO AmiGO |