| Name: | heart |
|---|---|
| Synonyms: | |
| Definition: | Blood pumping organ composed of four components: sinus venosus, atrium, cardiac ventricle and bulbus arteriosus. |
| Ontology: | Anatomy Ontology [ZFA:0000114] |
| Name: | lacks all parts of type |
|---|---|
| Synonyms: | lacks all physical parts of type |
| Definition: | A quality of physical entities inhering in a bearer by virtue of the bearer's lacking a physical part as specified by the additional entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002000] |
| Name: | trabecular layer |
|---|---|
| Synonyms: | trabecula |
| Definition: | The layer of the myocardium composed of projections of contractile myocytes. The trabecular layer is bounded internally by the endocardium. Unlike the trabeculations of higher vertebrates, both atrial and ventricular trabeculae of the zebrafish have more strut-like character, and are more uniform without apparent regional differences. |
| Ontology: | Anatomy Ontology [ZFA:0005059] |