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Ob > Ob Workbook Assement Exam > Flashcards

Ob Workbook Assement Exam Flashcards

0
Q 
The trophoblasts of the blastocyst become the \_\_\_\_\_\_\_
A. Chorion
B. Amnion
C. Yolk sac
D. Allantois
A

A

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1
Q

The most accurate sonographic method of establishing gestational age is:
A. Crown-rump length measurement
B. Single dimension gestational sac measurement
C. Patient menstrual history
D. Biparietal diameter

A

A

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2
Q 
When sonographer discovers a bicornuate ut, which area should also be evaluated?
A. Lymph nodes
B. Liver
C. Kidneys
D. Fallopian tubes
A

C

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3
Q 
All of the following are associated with lower then expected levels of serum hCG except:
A. Hydatidaform mole
B. Incorrect dates
C. Embryonic demise
D. Missed abortion
A

A

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4
Q 
The foramen ovale permits blood to pass from the \_\_\_\_\_ to the \_\_\_\_\_\_.
A. Right atrium; left atrium
B. Left atrium; right atrium
C. Pulmonary artery; aortic arch
D. Right. Atrium; ivc
A

A

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5
Q 
Where is the yolk sac located?
A. Between the amnion and embryo
B. Between the amnion and chorion 
C. Within the amniotic cavity
D. In the subchorionic  region
A

B

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6
Q 
The dominant hormone in the luteal phase of the ovary is?
A. Progesterone 
B. Estrogen
C. FSH
D. hCG
A

A

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7
Q 
The Nuchal fold should not exceed \_\_\_\_\_ mm in a normal pregnancy, except when measured prior to 21 weeks. 
A. 3
B. 10
C. 6
D. 2
A

C

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8
Q 
which of the following sonographic measurements is the least accurate for determining gestational age?
A. FL
B. CRL
C. AC
D. BPD
E. HC
A

C

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9
Q 
the ratio of BPD to OFD determines the:
A. CI
B. HC
C. AC
D. EFW
A

A

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10
Q 
days 6-13 in the ovary are which ovarian phase?
A. proliferative
B. secretory
C. follicular
D. luteal
A

C

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11
Q 
the proportions of the uterine body and fundus to the uterine cervix in the adult are:
A. 1/2 body/fundus; 1/2 cervix
B. 1/3 body/fundus; 2/3 cervix
C. 2/3 body/fundus; 1/3 cervix
D. 3/4 body/fundus; 1/4 cervix
A

C

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12
Q 
the lateral ventricular arterial width is considered abnormal if ti exceeds \_\_\_\_\_.
A. 5 mm
B. 1 mm
C. 10 cm
D. 10 mm
A

D

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13
Q 
the cisterna magna should not exceed \_\_\_\_ cm in AP dimension. 
A. 2
B. 10
C. 5
D. 1
A

D

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14
Q 
the hormone primarily responsible for ovulation is \_\_\_\_\_\_\_.
A. FSH
B. LH
C. progesterone
D. estrogen
A

B

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15
Q 
which of the following is not routinely visualized at the proper level for measurement of the abdominal circumference?
A. aorta
B. spine
C. stomach
D. umbilical cord insertion 
E. portal sinus of the umbilical vein
A

D

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16
Q

which of the following is not routinely imaged at the proper level for the BPD measurement?
A. cerebellum
B. cavum septum pellucidum

A

A

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17
Q 
the endometrium appears thickest during the \_\_\_\_\_\_ portion of the menstrual cycle.
A. proliferative
B. secretory
C. luteal
D. follicular
A

B

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18
Q 
the inner cell mass of the blastocyst developed into all the following except:
A. embryonic disk
B. chorion 
C. amnion
D. yolk sac
A

B

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19
Q 
the yolk sac visually sonographically is the \_\_\_\_\_\_.
A. allantosis
B. primary yolk sac
C. tertiary yolk sac
D. secondary yolk sac
A

D

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20
Q 
an identifiable embryo without cardiac activity is referred to as a \_\_\_\_\_\_\_ abortion
A. missed
B. incomplete
C. threatened
D. complete
A

A

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21
Q 
the anechoic structure visualized sonographically in the posterior portion of the embryonic cranium transvaginal between 8-11 weeks is;
A. hydocephalus
B. cisterna magna
C. rhombencephalon
D. Dandy-walker malformation
A

C

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22
Q 
the existence of a fetus with a hydatidiform mole is;
A. partial mole
B. gestational trophoblastic disease
C. triploidy
D. choriocarcinoma
A

A

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23
Q 
which of the following vessels is also known as the hypogastric artery?
A. ovarian a. 
B. internal iliac a. 
C. internal iliac v.
D. external iliac a.
A

B

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24
Q 
the vessels normal found in the umbilical cord are \_\_\_\_\_\_\_\_\_\_\_\_.
A. two arteries and two veins
B. two veins and one artery
C. two arteries and one vein
D. one vein and one artery
A

C

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25
Q 
the optimal period to examine fetal cardiac anatomy is \_\_\_\_\_\_\_. 
A. 18 to 24 weeks
B. 12 to 33 weeks
C. 14 to 18 weeks
D. 24 weeks to term
A

A

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26
Q

when examining a patient referred for ‘‘lost IUD string’’, it would be possible to see which of the following sonographically?
A. normal endometrium without evidence of IUD
B. uterine perforation by IUD
C. IUD properly situated in uterine funds
D. all of the above

A

D

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27
Q 
chorioamniotic seperation is normal until \_\_\_\_\_\_\_ menstral weeks?
A. 20
B. 12
C. 16
D. 10
A

C

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28
Q 
a patient who has never had a menstral period is said to have;
A. menopause
B. precocious puberty
C. primary amenorrhea 
D. secondary amenorrhea
A

C

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29
Q 
a fibroid is sonographically indistinguishable from;
A. leiomyosarcoma
B. nabothian cyst
C. adenomyosis
D. endometrial carcinoma
A

A

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30
Q 
in a patient complaining of pelvic pain, fever, and an increased WBC, a complex andexal mass would most likely represent:
A. endometrioma
B. pyosalphinx
C. TOA
D. teratoma
A

C

31
Q 
if a mutinous ovarian malignancy ruptures, it could lead to the development of;
A. liver metastasis
B. endometriosis
C. pseufomyzoma peritonei
D. peritonitis
A

C

32
Q

all of the following are true of monographers when interacting with obstetric patients except;
A. maintain a steady flow of conversation
B. prognosis should be given to allow for planning
C. general descriptions should be used
D. treat the patient with respect in any circumstance

A

B

33
Q 
a blood test  used to screen for ovarian cancer is; 
A. BhCG
B. estrodial level 
C. CEA
D. CA-125
A

D

34
Q 
a cystic mass seen between the fetal anterior wall and the fetal bladder most likely represents;
A. urachal cyst
B. ovarian cyst
C. sacrocococcygeal teratoma
D. normal intertine
A

A

35
Q

the abdominal circumference measurement should be taken at the level of:
A. stomach and portal sinus of umbilical vein
B. kidneys
C. umbilial cord insertion
D. stomach and ductus venosum

A

A

36
Q 
which of the following anatomic structures should routinely be visualized at the BPD level?
A. choroid plexus
B. cerebellum
C. cisterna magna
D. cavum septum pellucidum
A

D

37
Q

while scanning a patient in her 34th week, she complains of becoming nauseated, diaphoretic and light-headed. what action should be taken by the sonographer?
A. place patient in left lateral decubitus positions
B. no treatment required
C. therapeutic amniocentesis
D. offering patient a sip of water

A

A

38
Q

while scanning a 14-year-old patient who has not yet reached menarche, a distended vagina is seen, filled with low-level echoes. This sonographic appearance most likely represents ______, secondary to _______.
A. urine filling vagina; pubertal incontinence
B. pyocolpos; infection
C. hematocolpos; imperforate hymen
D. gartner’s duct cyst; residual wollfian duct remnants

A

C

39
Q 
serial sonograms are requested for a patient on Perganol. on day 27 of the cycle, multiple large septated cysts are seen bilaterally. this ovarian finding most likely represent;
A. theca lutein cysts
B. corpus luteal cysts
C. bilateral TOAs
D. ectopic pregnancy
A

A

40
Q

sonographic findings suspicious for ectopic pregnancy include all of the following except;
A. sac eccentric to endometrial cavity
B. free fluid seen in posterior cup-de-sac
C. sac within endometrium
D. adnexal ring

A

A

41
Q

reverberation artifact is responsible for all of the following except;
A. echoes in the anterior portion of the maternal urinary bladder
B. echoes in the anterior amniotic fluid
C. swirling echoes within the amniotic fluid
D. decreased visualization of the cerebral hemisphere closest to the transducer

A

C

42
Q 
the BPD measurement is most accurate \_\_\_\_\_\_\_\_\_\_\_\_.
A. throughout pregnancy
B. after 34 weeks LMP
C. in the first trimester 
D. from 12 to 33 weeks LMP
A

D

43
Q 
which CI is indicative of dolichocephaly?
A. 67%
B. 78%
C. 80%
D. 89%
A

A

44
Q 
the most common tumor of the female pelvis is;
A. myoma
B. teratoma
C. cystadenoma
D. cerical carcinoma
A

A

45
Q 
the first action a sonographer should take when placing the transducer on the maternal abdomen is to determine \_\_\_\_\_\_\_\_. 
A. number of fetuses
B. fetal lie
C presence of fetal cardiac activity
D. presence of fetal anomalies
A

C

46
Q 
fetal blood passes from the umbilical vein tot he portal vein to the inferior vena cava via the:
A. formen ovale
B. ductus venosus
C. hypogastric arteries
D. ductus arteriosus
A

B

47
Q

the broad ligaments are best demonstrated sonographically;
A. in a transverse lie
B. with over distention of the urinary bladder
C. with transvaginal sonography
D. in the presence of ascites

A

D

48
Q 
the most dependent recess in row body is the;
A. anterior cul-de-sac
B. morison's pouch
C. pouch of douglas
D. posterior cul-de-sac
A

C

49
Q 
which of the following ovarian masses does not secrete hormones?
A. corpus luteum
B. arrhenoblastoma
C. theca lutein cyst
D. thecoma
A

C

50
Q 
fertilization occurs at which site normally?
A. ampulla of fallopian tube
B. endometrial cavity
C. uterine cornu
D. isthmus of the fallopian tube
A

A

51
Q 
which of the following ovarian tumors is associated with GI primary malignancy?
A. dysgerminoma
B. krukenberg tumor 
C. brenner tumor
D. struma ovarii
A

B

52
Q 
which of the following terms describes a patient who has never been pregnant?
A. multigravida
B. nullipara
C. multipara
D. primigravida
E. nulligravida
A

E

53
Q 
fetal lung maturity  can be detected via amniocentesis by the presence of \_\_\_\_\_\_\_\_\_\_\_\_\_.
A. alpha feto protein
B. lecithin-sphingomyelin
C. phosphatidyl-glycerol
D. acetylcholinesterase
A

C

54
Q 
increased serum estrogen levels clinically can be associated with all of the following sonographic findings except;
A. thickened endometrium
B. ovarian mass
C. multiple ovarian follicles
D. hydrosalphinx
A

D

55
Q 
the most common location for an encephalocele is \_\_\_\_\_\_\_.
A. asymmetric
B. occipital
C. lateral
D. frontal
A

B

56
Q 
the presence of an asymmetric encephalocele raises suspicion for \_\_\_\_\_\_\_\_.
A. limp body wall complex
B. meckel-gruber syndrome
C. trisomy 21
D. dandy walker malformation
A

A

57
Q

failure of fusion of the mullein ducts can lead to all of the following except;
A. bicornute uterus
B. uterus didephys
C. T-shaped uterus

A

C

58
Q 
the ligament which attaches the ovary to the lateral pelvic wall and transmits the ovarian vessels is;
A. broad ligament 
B. infundibulopelvic ligament 
C. ovarian ligament
D. gubernaculum
A

B

59
Q 
the best scan plane to demonstrate spina bifida in a fetus is;
A. coronal
B. transverse
C. sagital 
D longitudinal
A

B

60
Q 
Which of the following is least likely to be a sonographic finding in a fetus with trisomy 21?
A. Increased nuchal fold
B. endocardial cushion defect
C. Shortened femur
D. Clenched hands
A

D

61
Q 
True knots in the umbilical cord are most likely seen sonographically in:
A. Bivascular cord
B. monoamniotic  twins
C. Trisomy 13
D. Meckel-Gruber syndrome
E. velamentous insertion
A

B

62
Q 
The most dangerous location for an ectopic pregnancy is:
A. Abdominal
B. ampullary
C. Ovarian
D. Cornual
A

D

63
Q 
The placenta is considered thickened when it measures greater than \_\_\_\_\_\_ cm AP. 
A. 3
B. 5
C. 1
D. 10
E. 2
A

B

64
Q 
Biophysical profile assessment with ultrasound does not include
A. Fetal breathing
B. fetal tone
C. Amniotic fluid
D. Gross body movement
E. umbilical cord Doppler
A

E

65
Q 
Which afi is indicative of oligohydramnios?
A. 4.3 cm
B. 9.2 cm
C. 16.5 cm
D. 25.6 cm
A

A

66
Q 
Painless vaginal bleeding is the hallmark of:
A. Placent previa
B. incompetent cervix
C. Placenta accreta
D. Abrupto placenta
A

A

67
Q 
An 80 year old patient presents for sonography evaluation for vaginal bleeding. Which of the following is most important to obtain?
A. Bilateral ovarian measurements
B. transverse uterine diameter 
C. Doppler evaluation of renal arteries
D. Endometrial thickness measurement
A

D

68
Q 
\_\_\_\_\_\_\_\_ is not a cause of nonimmune hydrops. 
A. Chromosome abnormalities 
B. Rh isoimmunization
C. Fetal cardiac arrhythmia
D. Twin-to-twin transfusion
A

B

69
Q 
Skeletal abnormalities are suspect when the long bones measure more than \_\_\_\_ SD below the mean. 
A. 1
B. 2
C. 3
D. 4
A

B

70
Q 
The hormone responsible for proliferation of the endometrium is:
A. Estrogen
B. progesterone
C. FSH
D. LH
A

A

71
Q 
Indications for saline infusion sonography do not include:
A. Active PID
B. infertility
C. Asherman's syndrome
D. Suspected septate uterus
A

A

72
Q 
The recipient twin in twin-to-twin transfer syndrome exhibits:
A.  Oligohydramnios 
B. hydrops
C. IUGR
D. Anemia
A

B

73
Q 
Sonographic visualization of a separating membrane is evidence of a \_\_\_\_\_\_\_ gestation. 
A. Diamniotic 
B. dizygotic
C. Monozygotic 
D. Monoamniotic
A

A

74
Q 
Which of the following is most suggestive of an ovarian malignancy?
A. Mural nodules
B. thin septations
C. Anechoic 
D. Increased vascular impedance
A

A

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