| Name: | fast muscle cell |
|---|---|
| Synonyms: | fast muscle fiber, white muscle cell |
| Definition: | A muscle cell that has a fast contractile response. Fast muscle fibers make up the deep portion of the myotome and are also known as white muscle cells. |
| Ontology: | Anatomy Ontology [ZFA:0009117] |
| Name: | endoplasmic reticulum |
|---|---|
| Synonyms: | ER |
| Definition: | The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached). |
| Ontology: | GO: Cellular Component [GO:0005783] QuickGO AmiGO |