| 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: | anterior-posterior axis |
|---|---|
| Synonyms: | A-P axis, anteroposterior axis, AP axis, cephalocaudal axis, craniocaudal axis, rostral/caudal, rostrocaudal axis |
| Definition: | An axis that extends through an organism from head end to opposite end of body or tail. |
| Ontology: | Spatial Ontology [BSPO:0000013] |