Chapter 31 Multiple Gestations Flashcards
Twins that have the threat of being conjoined are?
monochorionic monoamniotic
The inner membrane surrounding the fetus is referred to as the ?
Amnion
Twins that result from the fertilization of two separate ova are called?
Dizygotic
The outer membrane surrounding the fetus is referred to as the?
Chorion
Advanced maternal age is considered ?
> 35 years of age
Twins whose bodies are connected at some point are said to be?
Conjoined
The term that indicated the presence of two separate amniotic sacs is?
diamniotic
Twins having two placentas and one amniotic sac are referred to as?
This does not occur
Which term relates the number of amniotic sacs?
Amnionicity
Twins having one placenta and one amniotic sac are referred to as?
Monochorionic monoamniotic
Which term related the number of placentas? A)chorionicity B)Placentation C)Amnioicity D)both A and B
Both A and B
identical twins result from?
monozygoitc twinning
The sonographic examination of twins reveals a triangular extension of the placenta at the base of the membrane. This finding is indicative of?
Dichorionic diamniotic twins
Twins having two placentas and two amniotic sacs are referred to as?
Dichorionic diamniotice
Typically, the first sonographic manifestation of twin-twin transfusion syndrome is?
discordant fetal growth