Term: hypoblast mesodermal cell
Name: hypoblast
Synonyms: mesendoderm
Definition: The inner of the two layers of the blastoderm that forms during gastrulation and give rise to the definitive mesoderm and endoderm.
Ontology: Anatomy Ontology [ZFA:0000117]

Name: mesodermal cell
Synonyms: mesoblast, mesoderm cell
Definition: A cell of the middle germ layer of the embryo.
Ontology: Anatomy Ontology [ZFA:0009138]