Category: Writing

The fetal contribution to the placenta is the:
a. Chorionic vera
b. Decidua vera
c. Decidua basalis
d. Chorion frondosum

The maternal contribution to the placenta is the:
a. Chorionic vera
b. Decidua vera
c. Decidua basalis
d. Chorion frondosum

Acardiac twinning results from:
a. Poor maternal nutrition
b. Dizygotic gestations
c. Abnormal links among the placental vessels
d. Twin embolization syndrome

The most common form of monozygotic twins is:
a. Monochorionic diamniotic
b. Dichorionic monoamniotic
c. Monochorionic monoamniotic
d. None of the above

Typically, the first sonographic manifestation of twin–twin
transfusion syndrome is:
a. Oligohydramnios
b. Polyhydramnios
c. Dichorionic twinning
d. Discordant fetal growth

Which term relates the number of placentas?
a. Chorionicity
b. Placentation
c. Amnionicity
d. Both A and B

The term that indicates the presence of two separate
amniotic sacs is
a. Dichorionic
b. Bichorionic
c. Monoamniotic
d. Diamniotic

Twins whose bodies are connected at some point are said to
be:
a. Fraternal
b. Conjoined
c. Identical
d. Stuck

The outer membrane surrounding the fetus is referred to as
the:
a. Placenta
b. Chorion
c. Amnion d. Yolk sac

Twins that have the threat of being conjoined are:
a. Monochorionic monoamniotic
b. Monochorionic diamniotic
c. Dizygotic
d. Dichorionic diamniotic