Conceptus

Conceptus
Dorlands /Elsevier	c_50/12253783
Anatomical terminology []

Conceptus (Latin: conceptio, meaning derivatives of zygote) denotes 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.

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