| Name: | ball |
|---|---|
| Synonyms: | yolk ball |
| Definition: | The anterior round region of the yolk cell present after the yolk extension forms during the segmentation period. |
| Ontology: | Anatomy Ontology [ZFA:0000006] |
| 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] |