ch 32--review questions
Doppler sonography reveals vascular structure coursing over the internal os of the cervix. This finding is indicative of: a. vasa previa b. placenta previa c. placenta increta d. abruption placenta
a
Mothers with pregestational diabetes as opposed to a gestational diabetes have an increased risk of a fetus with: a. neural tube defects b. proteinuria c. TORCH d. diethylstilbestrol
a
Non immune hydrops is associated with all of the following except: a. RH isoimmunization b. pleural effusion c. Turner syndrome d. fetal infection
a
Placenta accrete denotes: a. abnormal attachment of the placenta to the myometrium b. premature separation of the placenta from the uterine wall c. the invasion of the placenta into the myometrium d. condition of having the fetal vessels res over the internal os
a
Pregnancy induced maternal high blood pressure and excess protein in the urine after 20 weeks gestation is termed: a. preeclampsia b. gestational diabetes c. eclampsia d. GTD
a
The measurement that should be carefully scrutinized in cases of IUGR is the: a. AC b. FL c. BPD d. HC
a
The normal umbilical cord insertion point into the placenta is: a. central b. superior margin c. inferior margin d. lateral margin
a
The placenta releases ___ to maintain the corpus luteum. a. hCG b. FSH c. LH d. GSH
a
Which of the following is described as the situation in which the placental edge extends into the LUS but ends more than 2cm away from the internal os? a. low-lying placenta b. marginal previa c. partial previa d. total previa
a
Evidence of polyhydramnios should warrant a careful investigation of the fetal: a. genitourinary system b. GI pass c. extremities d. cerebravascular system
b
Normally, the S/D ratio: a. increases with advancing gestation b. decreases with advancing gestation c. reverses occasionally during a normal pregnancy d. has an absent diastolic component
b
The placenta is considered too thick when it measures: a. >4mm b. >4cm c. >8mm d. >3.5cm
b
Which of the following would increase the likelihood of developing placenta previa? a. vag bleeding b. precious C section c. corpus albicans d. chorioangioma
b
With Rh isoimmunization, teh maternal antibodies cross the placenta a destroy the fetal: a. spleen b. RBC c. liver d. WBC
b
A succenturiate lobe of the placenta refers to a: a. bilobed placental lobe b. circumvallate placental lobe c. accessory lobe d. circummarginate placental lobe
c
A velamentous cord insertion is associated with which of the following? a. placenta increta b. placenta abruption c. vasa previa d. circumvallate placenta
c
All of the following are associated with a thick placenta except: a. fetal infections b. Rh isoimmunization c. placenta insufficiency d. multiple gestations
c
All of the following are associated with a thin placenta except: a. preeclampsia b. IUGR c. fetal hydrops d. long standing diabetes
c
Doppler assessment of the middle cerebral artery: a. helps to determine whether fetal anorexia is occurring b. is valuable in diagnosing the extent of ventriculomegaly c. can evaluate the fetus for hypoxia d. is important to determine whether TORCH complications are present
c
Fetal TORCH is frequently associated with: a. maternal HTN b. TTTS c. intracranial calcification d. renal cystic disease
c
Increased S/D ratio is associated with all of the following except: a. IUGR b. placental insuff c. allantoic cysts d. perinatal mortality
c
Insertion of the umbilical cord at the edge of the placenta is referred to as: a. velamentous cord insertion b. partial cord insertion c. marginal cord insertion d. nuchal cord insertion
c
One of the most common causes of painless vag bleeding in the 2nd and 3rd tri is: a. spont AB b. abruption placenta c. placenta previa d. placenta accrete
c
The cervix should measure at least ___ in length. a. 4 cm b. 5 cm c. 3 cm d. 8 mm
c
The maternal contribution to the placenta is the: a. chorionic vera b. decidua vera c. decidua basalis d. chorion frondosum
c
The most common placental tumor is the: a. choriocarcinoma b. maternal lakes c. chorioangioma d. allantonic cyst
c
What would be most likely confused for a uterine leiomyoma? a. placental infarct b. chorioangioma c. myometrial contraction d. placental previa
c
All of the following are associated with oligohydramnios except: a. bilat renal agenesis b. infantile polycystic kidney disease c. premature ruptures of the membrane d. duodenal atresia
d
All of the following are associated with polyhydramnios except: a. omphalocele b. gastroschisis c. esophageal atresia d. bilat multicystic dysplastic kidney disease
d
All of the following are clinical features of placental abruption except: a. vag bleeding b. uterine tenderness c. abdominal pain d. funneling of the cervix
d
An anechoic mass is noted within the umbilical cord during a routine sonographic exam. What is the most likely diagnosis? a. hemangioma b. vasa previa c. chorionagnioma d. allantonic cyst
d
IUGR is evident when the EFW is: a. above the 90th percentile b. below the 90th percentile c. above the 10th percentile d. below the 10th percentile
d
Mothers with gestational diabetes run the risk of having fetuses that are considered: a. nutritionally deficient b. acromegalic c. microsomic d. macrosomic
d
Penetration of the placenta beyond the uterine wall would be referred to as: a. placenta accrete b. placenta increte c. placenta previa d. placenta percreta
d
Pools of maternal blood noted within the placental substance are referred to as: a. accessory lobes b. decidual casts c. chorioangiomas d. maternal lakes
d
The abnormal insertion of the umbilical cord into the membranes beyond the placental edge is termed: a. placenta previa b. placental abruption c. marginal insertion d. velamentous insertion
d
The fetal contribution of the placenta is the: a. chorionic vera b. decidua vera c. decidua basalis d. chorion frondosum
d
The normal umbilical cord has: a. one vein and one artery b. two veins and two arteries c. two veins and one artery d. two arteries and one vein
d
When the placenta completely covers the internal os, it is referred to as: a. low lying placenta b. marginal previa c. partial previa d. total previa
d
Which of the following would be least likely associated with immune hydrops? a. fetal hepatomegaly b. fetal splenomegaly c. anasarca d. leiomyoma
d
