| Name: | yolk syncytial layer | 
|---|---|
| Synonyms: | periblast, yolk sac, YSL | 
| Definition: | Peripheral layer of the yolk cell including nuclei and non-yolky cytoplasm. | 
| Ontology: | Anatomy Ontology [ZFA:0000088] | 
| Name: | cell | 
|---|---|
| Synonyms: | cells | 
| Definition: | Anatomical structure that has as its parts a maximally connected cell compartment surrounded by a plasma membrane. | 
| Ontology: | Anatomy Ontology [ZFA:0009000] |