Uberon definition : The embryo and its adnexa (appendages or adjunct parts) or associated membranes (i.e.
the products of conception) The conceptus includes all structures that develop from
the zygote, both embryonic and extraembryonic. It includes the embryo as well as the
embryonic part of the placenta and its associated membranes - amnion, chorion (gestational
sac), and yolk sac[WP].;
The embryo and its adnexa (appendages or adjunct parts) or associated membranes (i.e.
the products of conception) The conceptus includes all structures that develop from
the zygote, both embryonic and extraembryonic. It includes the embryo as well as the
embryonic part of the placenta and its associated membranes - amnion, chorion (gestational
sac), and yolk sac[WP].