OB/GYN ARDMS Registry Review Questions with Complete Solutions

OB/GYN ARDMS Registry Review Questions with Complete Solutions The primitive hindbrain can be seen as a cystic structure with in the embryonic head? Rhombencephalon The maternal side of the developing placenta is referred to as the? Decidua Basalis Up to 10 weeks gestational age, the mean diameter of the normal gestational sac should grow? 1 mm/day Physicologic hernation of fetal intestines outside the abdomen should not be seen after what gestational age? 12 weeks CRL measures 45mm The base of the umbilical cord should not exceed? 7 mm One should be able to transabdominally image a gestational sac when the IRC level for hCG is = or ? Transvaginally? 3600 units/liter 2000 units/liter Patient is 10 weeks by menstrual dates with pregnancy induced hypertension. You suspect? Hydatiform Mole Almost always pathonomonic of a molar pregnancy in the 1st trimester? Preeclamsia Pregnant patient presents with bledding and cramping. What would be suspect of an inevitable abortion? Dilated cervix An ectopic with a normal IUP? Heteroectopic pregnancy To differentiate an early IUP from a pseudogestational sac, it is helpful to visualize? Yolk Sac A yolk sac is considered abnormal when it's diameter exceed? Shape? Appearance? 6mm Irregulary shaped Calcified What drug can be used to treat an early unruptured ectopic pregnancy in order to preserve fertility? Methotrexate The most common position of a uterus is? Anteflexed In a ruptured extopic pregnancy, which section of the tube is most life threatening? Why? Interstitual