| Name: | caudal fin |
|---|---|
| Synonyms: | tail, tail fin |
| Definition: | Fin that is the most posterior median fin. It is composed of a complex of three modified centra and modified neural and hemal arches and spines. |
| Ontology: | Anatomy Ontology [ZFA:0001058] |
| Name: | microglial cell |
|---|---|
| Synonyms: | microglia |
| Definition: | A central nervous system macrophage found in the parenchyma of the central nervous system. |
| Ontology: | Anatomy Ontology [ZFA:0009077] |