| Name: | cardiac ventricle |
|---|---|
| Synonyms: | ventricle |
| Definition: | Cavitated compound organ that receives blood flow from the atrium and delivers blood to the body via the aorta. Valves are present to direct flow. There are only two chambers present in the fish heart. |
| Ontology: | Anatomy Ontology [ZFA:0000009] |
| Name: | M band |
|---|---|
| Synonyms: | M disc, M line, mesophragma, midline |
| Definition: | The midline of aligned thick filaments in a sarcomere; location of specific proteins that link thick filaments. Depending on muscle type the M band consists of different numbers of M lines. |
| Ontology: | GO: Cellular Component [GO:0031430] QuickGO AmiGO |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |