9/18/25, 8:27 PM OBGYN COMAT Review EXAM (updated 2025) Questions & Answers | Latest Already Graded A+ UPDATE 2025|2026 Flashcards |…
OBGYN COMAT Review EXAM (updated 2025)
Questions & Answers | Latest Already Graded A+
UPDATE 2025|2026
Save
Terms in this set (170)
When can fetal heart 10-12 weeks
tones be detected
w/doppler?
When is fetal movement 17-18 weeks
appreciated?
-to diagnose & follow ectopic pregnancy
When should you get a
-monitor trophoblastic dz
"quantitative" beta-hCG
-screen for fetal aneuploidy
What supplement is given Folic acid supplements
in pregnancy to decrease
neural tube defects for all
reproductive-age
women?
What additional vitamin D & vitamin B12
supplements are given for
complete vegeterians
What kind of IgG
immunoglobulins can
cross the placenta?
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 1/23
,9/18/25, 8:27 PM OBGYN COMAT Review EXAM (updated 2025) Questions & Answers | Latest Already Graded A+ UPDATE 2025|2026 Flashcards |…
Heme= CBC, Rh factor, Type & Screen
ID= UA & culture, rubella Ab titer, HBsAg, RPR/VDRL,
cervical G/C, PPD, IV, Pap smear (to check for
Prenatal screening at the
dysplasia).
initial visit
If indicated: HbA1C, Sickle cell screening. Can also
discuss genetic screening (Tay-Sachs dz, Cystic
Fibrosis).
Weeks 0-28= every 4 weeks (7*4=28)
When are prenatal visits
Weeks 29-35= every 2 weeks
conducted?
Weeks 36-birth= every week
When is a quad screen 15-22 weeks
conducted?
When's an ultrasound for 18-20 weeks
full anatomic screen
done?
When is the 1 hr glucose 24-28 weeks
challenge test for
gestational DM done?
When is RhoGAM given to 28-30 weeks
Rh- women?
When's GBS culture done? 35-40 weeks or 32-37 weeks
(and cervical culture for N
gonorrhoeae & Chlamydia
in selected populations).
when can a nuchal 9-14 weeks
transparency test be
ordered?
maternal serum AFP
4 elements of the Quad B-hCG
Screen Estradiol
Inhibin A
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 2/23
, 9/18/25, 8:27 PM OBGYN COMAT Review EXAM (updated 2025) Questions & Answers | Latest Already Graded A+ UPDATE 2025|2026 Flashcards |…
Open neural tube defects (spina bifida, anencephaly)
What's associated with Abdominal wall defects (gastroschisis, omphalocele)
ELEVATED maternal serum Multiple gestation
AFP (MSAFP)? Incorrect gestational dating
(<2.5 MoMs) Fetal death
Placental abnormailities (like rupture)
What's associated with Trisomy 21 & 18
REDUCED maternal Fetal demise
serufm AFP (MSAFP) Inaccurate gestational dating
(<0.5 MoM)
all are decreased
Quad screen in trisomy 18
(still "UNDERage" at age 18)
Decreased AFP
Increased B-hCG
Quad screen in Trisomy 21
Decreased Estradiol
Increased Inhibin A
PAPP-A + nuchal transparency +free B-hCG done at 9-
14 weeks ("Full Integrated test")
earliest screening for
down syndrome & trisomy
Note-> nuchal transparency is increased.
18?
(PAPP-A= pregnancy-associated plasma protein A)
At what time (weeks) is CVS= 10-12 weeks
CVS vs amniocentesis Amniocentesis= 15-20 weeks
done?
Which is indicated in amniocentesis
women who will be >35 yo
at time of delivery?
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 3/23
OBGYN COMAT Review EXAM (updated 2025)
Questions & Answers | Latest Already Graded A+
UPDATE 2025|2026
Save
Terms in this set (170)
When can fetal heart 10-12 weeks
tones be detected
w/doppler?
When is fetal movement 17-18 weeks
appreciated?
-to diagnose & follow ectopic pregnancy
When should you get a
-monitor trophoblastic dz
"quantitative" beta-hCG
-screen for fetal aneuploidy
What supplement is given Folic acid supplements
in pregnancy to decrease
neural tube defects for all
reproductive-age
women?
What additional vitamin D & vitamin B12
supplements are given for
complete vegeterians
What kind of IgG
immunoglobulins can
cross the placenta?
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 1/23
,9/18/25, 8:27 PM OBGYN COMAT Review EXAM (updated 2025) Questions & Answers | Latest Already Graded A+ UPDATE 2025|2026 Flashcards |…
Heme= CBC, Rh factor, Type & Screen
ID= UA & culture, rubella Ab titer, HBsAg, RPR/VDRL,
cervical G/C, PPD, IV, Pap smear (to check for
Prenatal screening at the
dysplasia).
initial visit
If indicated: HbA1C, Sickle cell screening. Can also
discuss genetic screening (Tay-Sachs dz, Cystic
Fibrosis).
Weeks 0-28= every 4 weeks (7*4=28)
When are prenatal visits
Weeks 29-35= every 2 weeks
conducted?
Weeks 36-birth= every week
When is a quad screen 15-22 weeks
conducted?
When's an ultrasound for 18-20 weeks
full anatomic screen
done?
When is the 1 hr glucose 24-28 weeks
challenge test for
gestational DM done?
When is RhoGAM given to 28-30 weeks
Rh- women?
When's GBS culture done? 35-40 weeks or 32-37 weeks
(and cervical culture for N
gonorrhoeae & Chlamydia
in selected populations).
when can a nuchal 9-14 weeks
transparency test be
ordered?
maternal serum AFP
4 elements of the Quad B-hCG
Screen Estradiol
Inhibin A
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 2/23
, 9/18/25, 8:27 PM OBGYN COMAT Review EXAM (updated 2025) Questions & Answers | Latest Already Graded A+ UPDATE 2025|2026 Flashcards |…
Open neural tube defects (spina bifida, anencephaly)
What's associated with Abdominal wall defects (gastroschisis, omphalocele)
ELEVATED maternal serum Multiple gestation
AFP (MSAFP)? Incorrect gestational dating
(<2.5 MoMs) Fetal death
Placental abnormailities (like rupture)
What's associated with Trisomy 21 & 18
REDUCED maternal Fetal demise
serufm AFP (MSAFP) Inaccurate gestational dating
(<0.5 MoM)
all are decreased
Quad screen in trisomy 18
(still "UNDERage" at age 18)
Decreased AFP
Increased B-hCG
Quad screen in Trisomy 21
Decreased Estradiol
Increased Inhibin A
PAPP-A + nuchal transparency +free B-hCG done at 9-
14 weeks ("Full Integrated test")
earliest screening for
down syndrome & trisomy
Note-> nuchal transparency is increased.
18?
(PAPP-A= pregnancy-associated plasma protein A)
At what time (weeks) is CVS= 10-12 weeks
CVS vs amniocentesis Amniocentesis= 15-20 weeks
done?
Which is indicated in amniocentesis
women who will be >35 yo
at time of delivery?
https://quizlet.com/1078812163/obgyn-comat-review-exam-updated-2025-questions-answers-latest-already-graded-a-update-20252026-flash-cards/?… 3/23
