FULL-TERM FETUS PLAQUE MODEL

Placenta

Facilitates the exchange of materials between a fetus and the maternal circulation

Amniotic sac

A thin membrane that holds the fetus suspended in amniotic fluid

Amnion

Protection of fetus

Umbilical cord

Contains the umbilical arteries and vein that connects the fetus to the placenta

Fornix of vagina

Recess around the cervix where it protrudes into the vagina

Myometrium

Contracts during child birth

Decidua basalis spongiosa

Spongy deciduous layer of the Endometrium of the uterus modified for pregnancy and shed after childbirth

Decidua basalis compacta

Compact deciduous layer of the Endometrium of the uterus modified for pregnancy and shed after childbirth

Umbilical arteries

Brings deoxygented waste rich blood to placenta

Umbilical veins

Brings oxygenated nutrient rich blood to embryo

Chorion

Protection of embryo