PAEA OBGYN EOR TOPICS EXAM QUESTIONS AND ANSWERS
PAEA OBGYN EOR Topics
(VERIFIED AND WELL DETAILED ANSWERS) LATEST UPDATE
Study online at https://quizlet.com/_98ekcl
2025/2026
1. 1. G2 P1001 1. currently pregnant, 1 term delivery, 1 living child
2. G4 P1111 2. currently pregnant, 1 term delivery, 1 preterm delivery, 1 abortion/miscar-
3. G3 P2103 riage, 1 living child (cannot tell if it is term or preterm child by formula)
3. currently pregnant, twins at term, 1 at preterm, 3 living children
G (# pregnancies)
T (# term deliveries at 37 weeks or more including stillbirths)
P (# preterm deliveries at 20-37 weeks)
A (abortions <20 weeks including miscarriages)
L (# living children)
2. a previable fetus <24 weeks old (varies w/ guidelines)
is defined as
3. what are the rou- blood pressure, blood type & Rh, CBC, UA (glucose & protein), random glucose,
tine test during HBsAg, Hep C, HIV, syphilis, rubella titer, VZV titer, pap, sickle cell & CF screening
the first prenatal
visit?
4. diagnosis of preg- serum B-hCG: 5 days after conception
nancy can be de- urine B-hCG: 14 days after conception
tected by serum
B-hCG at ____
days after concep-
tion and by urine
B-hCG at ____ days
after conception
5. how is estimat- Naegele's Rule: from 1st day of LMP
ed date of deliv- 1. subtract 3 mos, add 7 days, add 1 year
ery (EDD) deter- 2. add 9 mos & 7 days
mined? ex: LMP started 8/7/16 = EDD: 5/14/17
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
6. when estimating 1. crown rump length (CRL)
gestational age 2. biparietal diameter
on US what mea- 3. head circumference
surements can 4. abdominal circumference
you use? 5. femur length
7. what physical full physical exam, BP, pelvic exam w/ pap smear (unless done in last 6 mos),
exam and lab G/C Cx's, bimanual exam to check size of uterus and help estimate # weeks into
tests should be pregnancy, US if unsure of LMP to date # weeks
performed on ini- labs: CBC (r/o anemia), blood type & Ab screen + Rh status, RPR, HBSAg, rubella
tial visit of a preg- Ab screen, VZV Ab screen if no h/o chickenpox, UA w/ Cx, blood glucose, HIV,
nant patient? sickle cell/CF screen, PPD in high risk pts, screening for aneuploidy offered (inc or
dec free B-hCG, PAPP-A low w/ down syndrome, inc nuchal translucency @10-13
weeks US)
8. what are the ALL offered around 10-13 weeks
screening tests
for aneuploidy (in- 1. free B-hCG (high or low can be indicative of abnormalities)
cluding down syn- 2. PAPP-A (usually low w/ DS)
drome)? when are 3. nuchal translucency (inc thickness on US)
they performed? 4. if any above + can be offered chorionic villus sampling (or if they have any
RF for aneuploidy such as advanced maternal age/AMA, previous child w/ chro-
mosomal abnmlity, abnml US, prior pregnancy losses) but inc r/o spontaneous
abortion w/ procedure
*amniocentesis offered around 15-18 weeks w/ same indications as CVS (both
can diagnose chromosomal abnormalities and have risk of spontaneous abor-
tion)
9. the uterus soften- Ladin's sign
ing at 6 weeks is
what sign?
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
10. the uterine isth- Hegar's sign
mus softening af-
ter 6-8 weeks ges-
tation is what
sign?
11. bluish coloration Chadwick's sign
of the cervix &
vulva around 8-12
weeks is what
sign?
12. a palpable later- Piskacek's sign
al bulge or soft-
ening of the uter-
ine cornus (where
uterus meets fal-
lopian tubes) at
7-8 weeks gesta-
tion is what sign?
13. cervical softening Goodell's sign
of the cervix and
vulva around 8-12
wks
14. what are the # 1st tri: 1-12
weeks in each 2nd tri: 13-27
trimester? 3rd tri: 28-birth
15. what should be BP, weight, urine dipstick, measurement of uterus/fundal height, auscultation of
checked at rou- fetal heart sounds at 10-12 weeks (nml 120-160)
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
tine first trimester
visits?
16. what week should -above the pubic symphysis? 12 wks
the uterus/fun- -midway between pubic symphysis/umbilicus? 14-16 wks
dal height mea- -at umbilicus? 20 wks
sure above the -2-3cm below xiphoid process? 38 wks
pubic symphysis?
midway between
pubic symph-
ysis/umbilicus? at
umbilicus? 2-3cm
below xiphoid
process?
17. after 20 weeks +/- 2 cm
gestation, the
fundal height
should measure
+/- ____cm from
the # of weeks
18. when are fetal 10-12 weeks (end of 1st trimester) at 120-160 bpm
heart tones audi-
ble with doppler
US? what rate is
nml?
19. what is the quad -to screen for trisomy 21 (down syndrome), trisomy 18, and NTD like spina
screen test for? bifida
what are the -tests: alpha-feto protein, B-hCG, estradiol, and inhibin-A
tests? when is it -performed at 15-20 weeks
performed? -can be performed w/ 1st trimester screening - called "integrated screening"
PAEA OBGYN EOR Topics
(VERIFIED AND WELL DETAILED ANSWERS) LATEST UPDATE
Study online at https://quizlet.com/_98ekcl
2025/2026
1. 1. G2 P1001 1. currently pregnant, 1 term delivery, 1 living child
2. G4 P1111 2. currently pregnant, 1 term delivery, 1 preterm delivery, 1 abortion/miscar-
3. G3 P2103 riage, 1 living child (cannot tell if it is term or preterm child by formula)
3. currently pregnant, twins at term, 1 at preterm, 3 living children
G (# pregnancies)
T (# term deliveries at 37 weeks or more including stillbirths)
P (# preterm deliveries at 20-37 weeks)
A (abortions <20 weeks including miscarriages)
L (# living children)
2. a previable fetus <24 weeks old (varies w/ guidelines)
is defined as
3. what are the rou- blood pressure, blood type & Rh, CBC, UA (glucose & protein), random glucose,
tine test during HBsAg, Hep C, HIV, syphilis, rubella titer, VZV titer, pap, sickle cell & CF screening
the first prenatal
visit?
4. diagnosis of preg- serum B-hCG: 5 days after conception
nancy can be de- urine B-hCG: 14 days after conception
tected by serum
B-hCG at ____
days after concep-
tion and by urine
B-hCG at ____ days
after conception
5. how is estimat- Naegele's Rule: from 1st day of LMP
ed date of deliv- 1. subtract 3 mos, add 7 days, add 1 year
ery (EDD) deter- 2. add 9 mos & 7 days
mined? ex: LMP started 8/7/16 = EDD: 5/14/17
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
6. when estimating 1. crown rump length (CRL)
gestational age 2. biparietal diameter
on US what mea- 3. head circumference
surements can 4. abdominal circumference
you use? 5. femur length
7. what physical full physical exam, BP, pelvic exam w/ pap smear (unless done in last 6 mos),
exam and lab G/C Cx's, bimanual exam to check size of uterus and help estimate # weeks into
tests should be pregnancy, US if unsure of LMP to date # weeks
performed on ini- labs: CBC (r/o anemia), blood type & Ab screen + Rh status, RPR, HBSAg, rubella
tial visit of a preg- Ab screen, VZV Ab screen if no h/o chickenpox, UA w/ Cx, blood glucose, HIV,
nant patient? sickle cell/CF screen, PPD in high risk pts, screening for aneuploidy offered (inc or
dec free B-hCG, PAPP-A low w/ down syndrome, inc nuchal translucency @10-13
weeks US)
8. what are the ALL offered around 10-13 weeks
screening tests
for aneuploidy (in- 1. free B-hCG (high or low can be indicative of abnormalities)
cluding down syn- 2. PAPP-A (usually low w/ DS)
drome)? when are 3. nuchal translucency (inc thickness on US)
they performed? 4. if any above + can be offered chorionic villus sampling (or if they have any
RF for aneuploidy such as advanced maternal age/AMA, previous child w/ chro-
mosomal abnmlity, abnml US, prior pregnancy losses) but inc r/o spontaneous
abortion w/ procedure
*amniocentesis offered around 15-18 weeks w/ same indications as CVS (both
can diagnose chromosomal abnormalities and have risk of spontaneous abor-
tion)
9. the uterus soften- Ladin's sign
ing at 6 weeks is
what sign?
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
10. the uterine isth- Hegar's sign
mus softening af-
ter 6-8 weeks ges-
tation is what
sign?
11. bluish coloration Chadwick's sign
of the cervix &
vulva around 8-12
weeks is what
sign?
12. a palpable later- Piskacek's sign
al bulge or soft-
ening of the uter-
ine cornus (where
uterus meets fal-
lopian tubes) at
7-8 weeks gesta-
tion is what sign?
13. cervical softening Goodell's sign
of the cervix and
vulva around 8-12
wks
14. what are the # 1st tri: 1-12
weeks in each 2nd tri: 13-27
trimester? 3rd tri: 28-birth
15. what should be BP, weight, urine dipstick, measurement of uterus/fundal height, auscultation of
checked at rou- fetal heart sounds at 10-12 weeks (nml 120-160)
, PAEA OBGYN EOR Topics
Study online at https://quizlet.com/_98ekcl
tine first trimester
visits?
16. what week should -above the pubic symphysis? 12 wks
the uterus/fun- -midway between pubic symphysis/umbilicus? 14-16 wks
dal height mea- -at umbilicus? 20 wks
sure above the -2-3cm below xiphoid process? 38 wks
pubic symphysis?
midway between
pubic symph-
ysis/umbilicus? at
umbilicus? 2-3cm
below xiphoid
process?
17. after 20 weeks +/- 2 cm
gestation, the
fundal height
should measure
+/- ____cm from
the # of weeks
18. when are fetal 10-12 weeks (end of 1st trimester) at 120-160 bpm
heart tones audi-
ble with doppler
US? what rate is
nml?
19. what is the quad -to screen for trisomy 21 (down syndrome), trisomy 18, and NTD like spina
screen test for? bifida
what are the -tests: alpha-feto protein, B-hCG, estradiol, and inhibin-A
tests? when is it -performed at 15-20 weeks
performed? -can be performed w/ 1st trimester screening - called "integrated screening"
