Term: extension cell
Name: extension
Synonyms: yolk extension
Definition: The posterior elongated region of the yolk cell that forms during the segmentation period.
Ontology: Anatomy Ontology [ZFA:0000106]

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]