Pop Quiz #7 Flashcards

1
Q
Women at risk for abnormal placental adherence, such as placenta accreta include all of the following except:
Hx of cesarean section
Hx of placenta previa
Grand multiparity
Twin gestation
A

Twin gestation

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2
Q
Which of the following conditions would not cause pulmonary hypoplasia?
Thanatophoric dwarfism
Potter's
Pleural effusions
Diaphragmatic hernia
Heterozygous Achondroplasia
A

Heterozygous Achondroplasia

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3
Q
The decidua that's associated w/ the implantation site in the endometrium is called:
Decidua parietalis
Decidua capsularis
Decidua basalis
Decidua vera
A

Decidua basalis

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4
Q
The fetal spine appears incomplete or splayed in a transverse imaging plane. This is:
Spondylosis
Scoliosis
Spina bifida
Lordosis
Poor technique
A

Spina bifida

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5
Q

Amniocity and chorionicity are most easily determined in the 1st trimester.
True
False

A

True

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6
Q
Short umbilical cord syndrome may mimic a gastroschisis or what other anomalous condition?
Amniotic band syndrome
Bladder exstrophy
Allantoic cord cysts
None of the above
A

Amniotic band syndrome

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7
Q
All of the following are associated w/ an elevated serum hCG level except:
Choriocarcinoma
Multiple gestation
Incorrect dates
Ectopic pregnancy
A

Ectopic pregnancy

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8
Q

Sono. findings of unilateral hydroureter nephrosis and normal amniotic fluid volume may indicate which of the following obstructive uropathies?

  • Posterior urethral valves
  • Unilateral renal agenesis
  • Unilateral ectopic ureterocele
  • Bilateral ureterovesicular obstruction
A

Unilateral ectopic ureterocele

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9
Q

Duodenal atresia is characterized by which of the following sonographic findings?

  • Oligo
  • Multiple fluid-filled structures in the fetal abdomen
  • Failure to demonstrate the stomach on 2 consecutive exams
  • Polyhydramnios
A

Polyhydramnios

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10
Q
Erythrobastosis fetalis is the destruction of fetal red blood cells by maternal antibodies, and can result in which of the following?
Non-immune hydrops fetalis
Fetal demise
Maternal infections
More than one of the above
A

More than one of the above

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11
Q
Fetal lung maturity is assessed by performing amniocentesis and evaluation of the amniotic fluid for:
Vernix
Uric acid concentration
Meconium staining
Lecithin and sphingomyelin
A

Lecithin and sphingomyelin

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12
Q
What skeletal defect denotes incompatibility w/ life?
Narrow or small thorax
Bony bowing
Blue sclera
Poorly ossified extremities
A

Narrow or small thorax

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13
Q
A grade III placenta is observed in a 26 wk gestation. All of the following are possible causes for this except:
Maternal smoking
Maternal hypertension
Erythroblastosis fetalis
Maternal diabetes
A

Erythroblastosis fetalis

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14
Q

A pt presents w/ bleeding for 4 weeks postpartum. All of the following are possible sonographic findings except:

  • Retained sucenturiate placenta
  • Puerperal infection
  • Hypoechoic contents in the endometrial cavity
  • Normal appearing uterus and endometrium
A

Puerperal infection

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15
Q
The BPD can be first measured at what gestational age?
11 wks
12 wks
14 wks
16 wks
A

12 wks (based on our book and a google search)

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16
Q
The umbilical vein courses into the fetal liver as the:
Ductus arteriosus
Ductus venosum
Portal vein
IVC
A

portal vein

17
Q

Which of the following sonographic findings isn’t associated w/ an incompetent cervix?

  • Cervical length< 3cm
  • Velamentous cord insertion
  • Bulging membranes
  • Cervical width > 2cm
A

Velamentous cord insertion

18
Q

What single sonographic feature is indicative of Trisomy 21?

  • Abnormal nuchal translucency
  • Short femurs in the 3rd trimester
  • VSD
  • Nuchal fold measuring > 6mm
A

Nuchal fold measuring > 6mm

19
Q

Which of the following cardiac defects can’t be detected w/ a 4-chamber view?

  • Hypoplastic left heart
  • Transposition of the great arteries
  • ASD
  • None of the above
A

Transposition of the great arteries

20
Q

A pregnancy pt may become nauseated and faint during a sonogram. This is due to:

  • Pressure of the uterus and fetus on the IVC
  • Pressure of the uterus and fetus on the aorta
  • Pressure of the uterus and fetus on the sciatic nerve
  • Breech presentation of the fetus
A

Pressure of the uterus and fetus on the IVC

21
Q

A pt complains of Lt adnexal pain during her pregnancy. Sonographic eval shows a complex cystic mass in the Lt adnexa. Which of the following is least likely?

  • Ovarian teratoma
  • Hemorrhagic corpus luteum cyst
  • Pedunculated myoma
  • Ovarian theca lutein cysts
A

Ovarian theca lutein cysts

22
Q
A cloverleaf skull is associated w/ which of the following skeletal anomalies?
Homozygous achondroplasia
Camptomelic dysplasia
Hypophosphatasia
Osteogenesis imperfecta
A

Homozygous achondroplasia

23
Q
The fetus of an alcoholic mother who smokes heavily is at risk for:
IUGR
Diabetes
Rh disease
Potter's syndrome
None of the above
A

IUGR

24
Q

False placenta previa can be caused by:

  • Overdistended bladder
  • Lower uterine contraction
  • Evaluation too early in gestation
  • all of the above
A

all of the above