Term: yolk syncytial layer ventral region
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: ventral region
Synonyms:
Definition: Anatomical region ventrally located on the body or body part.
Ontology: Spatial Ontology [BSPO:0000084]