Term: ball anterior region
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
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: anterior region
Synonyms:
Definition: Anatomical region anteriorly located on the body or body part.
Ontology: Spatial Ontology [BSPO:0000071]