Fetal Environment and Maternal Complications Flashcards
Nonimmune hydrops is associated with all of the following except:
A. RH isoimmunization
B. Pleural effusion
C. Turner syndrome
D. Fetal infections
A. RH isoimmunization
The maternal contribution to the placenta is the:
A. Chorionic vera
B. Decidua vera
C. Decidua basalis
D. Chorion frondosum
C. Decidua basalis
The placenta releases _____ to maintain the corpus luteum.
A. human chorionic gonadotropin
B. follicle-stimulating hormone
C. luteinizing hormone
D. gonadotropin-stimulating hormone
A. human chorionic gonadotropin
An anechoic mass is noted within the umbilical cord during a routine
sonographic examination. What is the most likely diagnosis?
A. Hemangioma
B. Vasa previa
C. Chorioangioma
D. Allantoic cyst
D. Allantoic cyst
With Rh isoimmunization, the maternal antibodies cross the placenta and
destroy the fetal:
A. Spleen
B. Red blood cells
C. Liver
D. White blood cells
B. Red blood cells
Mothers with pregestational diabetes, as opposed to gestational diabetes,
have an increased risk of a fetus with:
A. Neural tube defects
B. Proteinuria
C. TORCH
D. Diethylstilbestrol
A. Neural tube defects
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. Accessory lobe
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. Maternal lakes
The fetal contribution of the placenta is the:
A. Chorionic vera
B. Decidua vera
C. Decidua basalis
D. Chorion frondosum
D. Chorion frondosum
Which of the following would be least likely associated with immune
hydrops?
A. Fetal hepatomegaly
B. Fetal splenomegaly
C. Anasarca
D. Leiomyoma
D. Leiomyoma
The placenta is considered too thick when it measures:
A. >4 mm
B. >4 cm
C. >8 mm
D. >3.5 cm
B. >4 cm
All of the following are associated with a thin placenta except:
A. Preeclampsia
B. IUGR
C. Fetal hydrops
D. Long-standing diabetes
C. Fetal hydrops
What would be most likely confused for a uterine leiomyoma?
A. Placental infarct
B. Chorioangioma
C. Myometrial contraction
D. Placenta previa
C. Myometrial contraction
When the placenta completely covers the internal os, it is referred to as:
A. Low-lying previa
B. Marginal previa
C. Partial previa
D. Total previa
D. Total previa
One of the most common causes of painless vaginal bleeding in the second and third trimesters is:
A. Spontaneous abortion
B. Abruptio placentae
C. Placenta previa
D. Placenta accrete
C. Placenta previa
All of the following are associated with a thick placenta except:
A. Fetal infections
B. Rh isoimmunization
C. Placental insufficiency
D. Multiple gestations
C. Placental insufficiency
Placenta accrete denotes:
A. The abnormal attachment of the placenta to the myometrium
B. The premature separation of the placenta from the uterine wall
C. The invasion of the placenta into the myometrium
D. The condition of having the fetal vessels rest over the internal os
A. The abnormal attachment of the placenta to the myometrium
Doppler sonography reveals vascular structures coursing over the internal
os of the cervix. This finding is indicative of:
A. Vasa previa
B. Placenta previa
C. Placenta increta
D. Abruptio placentae
A. Vasa previa
All of the following are clinical features of placental abruption except:
A. Vaginal bleeding
B. Uterine tenderness
C. Abdominal pain
D. Funneling of the cervix
D. Funneling of the cervix
Penetration of the placenta beyond the uterine wall would be referred to
as:
A. Placenta accrete
B. Placenta increta
C. Placenta previa
D. Placenta percreta
D. Placenta percreta
All of the following are associated with oligohydramnios except:
A. Bilateral renal agenesis
B. Infantile polycystic kidney disease
C. Premature rupture of membranes
D. Duodenal atresia
D. Duodenal atresia
The most common placental tumor is the:
A. Choriocarcinoma
B. Maternal lake
C. Chorioangioma
D. Allantoic cyst
C. Chorioangioma
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. Gestational trophoblastic disease
A. Preeclampsia
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. Two arteries and one vein
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. Marginal cord insertion
Increased S/D ratio is associated with all of the following except:
A. IUGR
B. Placental insufficiency
C. Allantoic cysts
D. Perinatal mortality
C. Allantoic cysts
A velamentous cord insertion is associated with which of the following?
A. Placenta increta
B. Placental abruption
C. Vasa previa
D. Circumvallate placenta
C. Vasa previa
The normal umbilical cord insertion point into the placenta is:
A. Central
B. Superior margin
C. Inferior margin
D. Lateral margin
A. Central
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. Decreases with advancing gestation
Fetal TORCH is frequently associated with:
A. Maternal hypertension
B. Twin–twin transfusion syndrome
C. Intracranial calcifications
D. Renal cystic disease
C. Intracranial calcifications
Evidence of polyhydramnios should warrant a careful investigation of the
fetal:
A. Genitourinary system
B. Gastrointestinal system
C. Extremities
D. Cerebrovascular system
B. Gastrointestinal system
All of the following are associated with polyhydramnios except:
A. Omphalocele
B. Gastroschisis
C. Esophageal atresia
D. Bilateral multicystic dysplastic kidney disease
D. Bilateral multicystic dysplastic kidney disease
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. Below the 10th percentile
The cervix should measure at least _____ in length.
A. 4 cm
B. 5 cm
C. 3 cm
D. 8 mm
C. 3 cm
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. Velamentous insertion
The measurement that should be carefully scrutinized in cases of IUGR is
the:
A. AC
B. Femur length
C. Biparietal diameter
D. Head circumference
A. AC
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. Can evaluate the fetus for hypoxia
Mothers with gestational diabetes run the risk of having fetuses that are
considered:
A. Nutritionally deficient
B. Acromegalic
C. Microsomic
D. Macrosomic
D. Macrosomic
Which of the following is described as the situation in which the placental edge extends into the lower uterine segment but ends more than 2 cm away from the internal os?
A. Low-lying placenta
B. Marginal previa
C. Partial previa
D. Total previa
A. Low-lying placenta
Which of the following would increase the likelihood of developing
placenta previa?
A. Vaginal bleeding
B. Previous cesarean section
C. Corpus albicans
D. Chorioangioma
B. Previous cesarean section
