ARDMS OBGYN REGISTRY CERTIFICATION
WITH COMPLETE QUESTIONS AND
CORRECT ANSWERS
A patient presents to the sonography department with a positive
pregnancy test and left lower quadrant pain. Sonographically, a single
live intrauterine pregnancy is identified. The crown rump length yields
a 6-week gestation. A structure is identified that appears to be
connecting the developing embryo to the secondary yolk sac. What is
this structure called?
A. Gastroepiploic duct
B. duct of santorini
C. omphalomesenteric duct
D. duct of monro
C. omphalomesenteric duct
Which of the following are the extensions of trophoblastic tissue that
invade the decidualized endometrium?
A. chorion laeve
B. infundibular fimbria
C. trophoblastic fimbria
D. chorionic villi
,d. chorionic villi
The arrow in this image of the gravid uterus is indicating the:
A. primary yolk sac
B. gestational sac
C. secondary yolk sac
D. rhombencephalon
c. secondary yolk sac
The structure identified by the arrow in this coronal, transvaginal
image of the gravid uterus is the:
A. yolk sac
B. amnion
C. chorion
D. sub chorionic space
B. amnion
In the fetus, which of the following is responsible for creating
cerebrospinal fluid?
A. corpus callosum
B. choroid plexus
C. cavum septum pelluicidum
D. arachnoid granulations
,B. choroid plexus
The fetal cranial suture located between the parietal bone and
occipital bone is the:
A. metopic suture
B. squamosal suture
C. lambdoidal suture
D. sagittal suture
lambdoidal suture
The arrow in this image is indicating the area of the:
A. cavum septum pellucidum
B. fourth ventricle
C. cerebellar vermis
D. third ventricle
D. third ventricle
The yolk sac is connected to the embryo by the: (hint- also known as
the vitelline duct)
omphalomesenteric duct
The arrowheads in this image are indicating the:
A. corpus callosum
B. third ventricle
, C. cavum septum pellucidum
D. cisterna magna
C. cavum septum pellucidum
The arrow in this image is indicating the:
A. Temporal horn of the lateral ventricle
B. Occipital horn of the lateral ventricle
C. Third ventricle
D. frontal horn of the lateral ventricle
D. frontal horn of the lateral ventricle
What is the arrow in this image indicating?
A. the chorion
B. a normal nuchal translucency
C. an abnormal nuchal translucency
D. the amnion
D. the amnion
Each fetal vertebra consists of:
A. Two neural process and two central processes
B. One centrum and three vertebral bodies
C. One centrum and two neural processes
D. One neural process and two articular processes
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