| Name: | somite | 
|---|---|
| Synonyms: | somitic mesoderm | 
| Definition: | Undifferentiated mesodermal components of early trunk or tail segments or metameres, derived from paraxial mesoderm; forms myotomes, sclerotomes and perhaps dermatomes. | 
| Ontology: | Anatomy Ontology [ZFA:0000155] | 
| Name: | slow muscle cell | 
|---|---|
| Synonyms: | red muscle cell, slow muscle fiber | 
| Definition: | A muscle cell that is small, darkly colored, with high lipid and mitochondrial content. | 
| Ontology: | Anatomy Ontology [ZFA:0009116] |