OB CMS EXAM NGN / CMS OB EXAM WITH NGN
LATEST ACTUAL EXAM
Where does placental implantation occur? - ANSWER: Upper posterior portion of
the uterus
At term normal amniotic fluid Index? - ANSWER: 1000 mL
· Umbilical cord vessels "AVA," which stands for? - ANSWER: 2 umbilical arteries =
fetal deoxygenated blood and waste leave the fetus
1 umbilical vein = oxygenated blood and nutrients enters the fetus
Trimesters of pregnancy - ANSWER: 1st trimester: week 1 - 13
2nd trimester: week 14 - 26
3rd trimester: week 27 - 40
Presumptive signs of pregnancy - ANSWER: Subjective signs or objective changes
experienced by the mother.
Probable signs of pregnancy - ANSWER: Objective signs that can be documented by
examiner.
Positive signs of pregnancy - ANSWER: Signs that can only be explained by
pregnancy.
Presumptive signs: - ANSWER: Amenorrhea
Fatigue
N/V
Urinary frequency
Breast changes
Linea nigra
Chloasma (facial discoloration (temporary)
Striae gravidarum
Quickening (Fetal movement perceived)
Probable signs: - ANSWER: Abdominal enlargement
Hegar's sign (softening of lower uterine segment)
Chadwick's sign (Bluish color of vulva,
vagina, cervix)
Goodell's sign (significant softening of the
cervix)
Ballottement
Braxton Hicks contractions
Positive pregnancy test
Fetal outline felt by examiner.
, Positive signs: - ANSWER: Fetal heart sounds
Visualization of fetus by ultrasound
Fetal movement palpated by an experienced examiner.
Client is in labor and has experienced rupture of membranes, what do you monitor
for? - ANSWER: FHR
Initial prenatal visit - ANSWER: Client hx
Determine the estimated DOB.
Collect baseline (weight and vital signs)
Initial labs (H/H, WBC, blood type and Rh, rubella titer)
UA
Pap test
STI screen
When can FHR be heard? - ANSWER: The heartbeat can be heard by Doppler late in
the first trimester.
When do you start measuring fundal height? - ANSWER: Starting in the second
trimester
Begin looking for fetal movement when? - ANSWER: 16 and 20 weeks of gestation
Weight gain for high BMI (26 - 29) pregnancy? - ANSWER: 15 - 25 lbs
Weight gain for normal BMI (20 - 26) pregnancy? - ANSWER: 25 - 35 lbs
Weight gain for low BMI (< 20) pregnancy? - ANSWER: 28 - 40 lbs
Folic acid requirements in pregnancy - ANSWER: 600 mcg/day = prevent neural tube
defects
Naegele's Rule - ANSWER: add 7 days to LMP, subtract 3 months, add 1 year
McDonald's Rule - ANSWER: Measure from the symphysis pubis to the top of the
fundus.
Bw weeks 18 - 32 the measurement should match the number of weeks you are.
Biophysical Profile (BPP) - ANSWER: Method for evaluating intrauterine fetal status
during the antepartum period.
B - Breathing
A - AFI
T - Tone
M - movement
And
LATEST ACTUAL EXAM
Where does placental implantation occur? - ANSWER: Upper posterior portion of
the uterus
At term normal amniotic fluid Index? - ANSWER: 1000 mL
· Umbilical cord vessels "AVA," which stands for? - ANSWER: 2 umbilical arteries =
fetal deoxygenated blood and waste leave the fetus
1 umbilical vein = oxygenated blood and nutrients enters the fetus
Trimesters of pregnancy - ANSWER: 1st trimester: week 1 - 13
2nd trimester: week 14 - 26
3rd trimester: week 27 - 40
Presumptive signs of pregnancy - ANSWER: Subjective signs or objective changes
experienced by the mother.
Probable signs of pregnancy - ANSWER: Objective signs that can be documented by
examiner.
Positive signs of pregnancy - ANSWER: Signs that can only be explained by
pregnancy.
Presumptive signs: - ANSWER: Amenorrhea
Fatigue
N/V
Urinary frequency
Breast changes
Linea nigra
Chloasma (facial discoloration (temporary)
Striae gravidarum
Quickening (Fetal movement perceived)
Probable signs: - ANSWER: Abdominal enlargement
Hegar's sign (softening of lower uterine segment)
Chadwick's sign (Bluish color of vulva,
vagina, cervix)
Goodell's sign (significant softening of the
cervix)
Ballottement
Braxton Hicks contractions
Positive pregnancy test
Fetal outline felt by examiner.
, Positive signs: - ANSWER: Fetal heart sounds
Visualization of fetus by ultrasound
Fetal movement palpated by an experienced examiner.
Client is in labor and has experienced rupture of membranes, what do you monitor
for? - ANSWER: FHR
Initial prenatal visit - ANSWER: Client hx
Determine the estimated DOB.
Collect baseline (weight and vital signs)
Initial labs (H/H, WBC, blood type and Rh, rubella titer)
UA
Pap test
STI screen
When can FHR be heard? - ANSWER: The heartbeat can be heard by Doppler late in
the first trimester.
When do you start measuring fundal height? - ANSWER: Starting in the second
trimester
Begin looking for fetal movement when? - ANSWER: 16 and 20 weeks of gestation
Weight gain for high BMI (26 - 29) pregnancy? - ANSWER: 15 - 25 lbs
Weight gain for normal BMI (20 - 26) pregnancy? - ANSWER: 25 - 35 lbs
Weight gain for low BMI (< 20) pregnancy? - ANSWER: 28 - 40 lbs
Folic acid requirements in pregnancy - ANSWER: 600 mcg/day = prevent neural tube
defects
Naegele's Rule - ANSWER: add 7 days to LMP, subtract 3 months, add 1 year
McDonald's Rule - ANSWER: Measure from the symphysis pubis to the top of the
fundus.
Bw weeks 18 - 32 the measurement should match the number of weeks you are.
Biophysical Profile (BPP) - ANSWER: Method for evaluating intrauterine fetal status
during the antepartum period.
B - Breathing
A - AFI
T - Tone
M - movement
And
