| Name: | caudal artery |
|---|---|
| Synonyms: | CA |
| Definition: | Extension of the dorsal aorta in the post-vent region. |
| Ontology: | Anatomy Ontology [ZFA:0000011] |
| Name: | somite 18 |
|---|---|
| Synonyms: | |
| Definition: | Undifferentiated mesodermal component of early trunk or tail segment 18 or metamere, derived from paraxial mesoderm; forms the myotome, sclerotome and perhaps dermatome. |
| Ontology: | Anatomy Ontology [ZFA:0000853] |