| 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 muscle cell differentiation |
|---|---|
| Synonyms: | cardiomyocyte differentiation, heart muscle cell differentiation |
| Definition: | The process in which a cardiac muscle precursor cell acquires specialized features of a cardiac muscle cell. Cardiac muscle cells are striated muscle cells that are responsible for heart contraction. |
| Ontology: | GO: Biological Process [GO:0055007] QuickGO AmiGO |