The bilaminar embryo is the first organized structure that forms from the inner cell mass.
Introduction | Timeline Week 2 | Carnegie stages 5 to 7 | Abnormalities | Blastocyst Implantation | Sites of Implantation | Bilaminar Embryo | Embryonic Cavitites | Early Placentation | Molecular | Stem Cells | References | Text only | WWW Links | Movies - Week 2