ARDMS OB GYN REGISTRY exam with
complete solutions 2024/2025
What is secreted by developing follicles? - ANSWER-estrogen
What is secreted by the corpus luteum? - ANSWER-progesterone
what stimulates the growth and development of ovarian follicles? - ANSWER-
Follicle stimulating hormone
Name the cells within the follicles that produce estrogen, which stimulates
endometrial growth. - ANSWER-theca cells
Stimulates maturation of follicle and is responsible for Graafian follicular rupture
causing ovulation. - ANSWER-luteinizing hormone (LH)
stimulated by FSH, dormant egg cells are surrounded by fluid-filled follicle which
expands rapidly and moves to the ovarian surface - ANSWER-follicular phase
(days 1 -14)
fetuses with Turner Syndrome may also have an association with what -
ANSWER-cystic hygroma
what might you expect to see with spina bifida? - ANSWER-flattened cerebellum
how many weeks can a singleton gestational age chart can be used for twins
before their growth rates slow and a multiple gestation chart should be used? -
ANSWER-30 weeks
, Cerebellar measurements can be used to estimate gestational age but lose
accuracy after - ANSWER-30 weeks
the fetal kidneys begin to contribute significantly to the amniotic fluid by -
ANSWER-16 weeks
the risk of complications is highest for what fetal testing - ANSWER-PUBS
(Percutaneous umbilical blood sampling)
For best results, the optimal gestation age for Karyotyping by amniocentesis is -
ANSWER-15 to 16 weeks
MSAFP results are reported in what units of measurements? - ANSWER-multiples
of median (MoM)
what does DRIP stand for - ANSWER-demise, renal anomalies, IUGR, PROM
Acetyl cholinesterase (ACHE) is most specific for what? - ANSWER-spina bifida
A disorder that is caused by the presence of only one defective gene is called -
ANSWER-autosomal dominant
sonographic visualization of a cyst fluid-filled collection adjacent and posterior to
the heart most likely represents - ANSWER-congenital diaphragmatic hernia
the most common renal abnormality in an unborn fetus is - ANSWER-
hydronephrosis
Hypotelorism is associated with - ANSWER-Cyclopia
A 1 cm thick placenta would most likely be associated with - ANSWER-IUGR
You are unable to identify the vascular space between placenta and myometrium.
you suspect - ANSWER-placenta accreta
the thickness of a full term placenta should not exceed - ANSWER-4 cm
Epiphyseal centers will not be identified sonographically until after - ANSWER-30
weeks
how do you find the Cephalic Index? - ANSWER-BPD/OFD X 100 = CI
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