Term Name:	mononuclear cytotrophoblast cell
Synonyms:	Langhans' cell
Definition:	A cell from the inner layer of the trophoblast of the early mammalian embryo that gives rise to the outer surface and villi of the chorion. Mononuclear crytoblasts fuse to give rise to a multinuclear cytotrophoblast.
Ontology:	Cell Ontology [CL:0000523]