| Name: | muscle |
|---|---|
| Synonyms: | muscles |
| Definition: | Portion of tissue composed of contractile fibers. |
| Ontology: | Anatomy Ontology [ZFA:0005145] |
| Name: | A band |
|---|---|
| Synonyms: | A disc, anisotropic disc, Q disc, transverse disc |
| Definition: | The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line. |
| Ontology: | GO: Cellular Component [GO:0031672] QuickGO AmiGO |