Embryo, placenta and fetal membranes

Three-month-old fetus in situ within fetal membranes

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Image #164-6

Embryo, placenta and fetal membranes

Three-month-old fetus in situ within fetal membranes

The uterus of this surgical specimen has been opened by means of a longitudinal incision. The chorion has been cut and reflected from the amnion.

1. Chorion (cut and reflected from amnion)
2. Placenta (lower portions of the placenta are visible through the amniotic sac)
3. Umbilical cord
4. Amniotic sac
5. Myometrium
6. Cervix of uterus (supravaginal part)
7. Cervix of uterus (vaginal part)