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USMLE STEP 2 RAPID REVIEW 2024 WITH COMPLETE SOLUTION, EXAMS OF NURSING
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USMLE STEP 2 RAPID REVIEW 2024 WITH COMPLETE SOLUTION, EXAMS OF NURSING
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USMLE STEP 2 RAPID REVIEW 2024WITH COMPLETE SOLUTION, EXAMS OF
NURSING
fetal heart tones begin at Correct Answer 10-12 weeks
fetal quickening (movement) occurs at Correct Answer 17-18
weeks
4 measurements that can be taken from fetal US Correct Answer
crown-rump length, biparietal diameter, femur length, abdominal
circumference
abdominal circumference Correct Answer most reliable
parameter for set. fetal weight in cases of fetal growth restriction
Gestational sac is visible by what gestational age? Correct
Answer five weeks
b-hCG peaks when? Correct Answer 10 weeks GA
average increase in weight during pregnancy Correct Answer 25
lb (11 kg)
additional kcal needed during pregnancy Correct Answer 100-
300 kcal/day
when should supplemental iron be started in a pregnant woman?
Correct Answer first prenatal visit
What 2 supplement to pregnant vegans need? Correct Answer
Vit D, Vit B12
,What cardiovascular parameters DECREASE during pregnancy?
Correct Answer blood pressure and peripheral vascular
resistance
What happens to electrolytes during pregnancy? Correct Answer
NOTHING! Remain unchanged.
What causes herpangina? Correct Answer coxsackievirus (an
enterovirus)
How do you screen for Hep C on the first prenatal visit? What
about Hep B? Correct Answer Hep C - history. Hep B - HBsAg
When is gestational diabetes screened for in pregnancy? Correct
Answer weeks 24-28
How are AFP results reported? Correct Answer multiples of the
median (MoM)
Quad screen shows "pan-low". Correct Answer trisomy 18 (low
AFP, low estriol, low b-hCG, low inhibin A)
Quad screen shows low AFP, low estriol, high b-hCG, high inhibin
A. Correct Answer Down syndrome
Risk of fetal loss during chorionic villus sampling Correct Answer
1%
Third trimester test used to detect presence of
phosphatidylglycerol Correct Answer amniocentesis
tetratogen that can cause lack of cranial ossification Correct
Answer ACEI
,tetratogenic defects of streptomycin or kanamycin Correct
Answer hearing loss; CN VIII damage
2 tetratogens causing anotia or microtia Correct Answer
thalidomide, Vit A
can cause neonatal nasal hypoplasia an stippled bone epiphyses
Correct Answer warfarin
tetratogen assoc. w/ neonatal bowel atresia Correct Answer
cocaine
Woman with hyperhomocysteinemia loses a 19 week pregnancy.
What enzyme is deficient? Correct Answer methylene
tetrahydrofolate reductase
Amount of caffeine required to cause spontaneous abortion
Correct Answer >500 mg/day
Deficiency of what hormone increases risk for spontaneous
abortion? (estrogen, progesterone, growth hormone, testosterone,
or FSH) Correct Answer progesterone
Prophylactic med for toxo during pregnancy Correct Answer
spiramycin
Cardiac defect assoc. w/ congenital rubella Correct Answer PDA
treatment for congenital CMV Correct Answer postpartum
ganciclovir
Pregnant HIV+ women should receive what prenatal meds?
Correct Answer AZT or nevirapine
, When does an HIV+ women get a C-sec? Correct Answer viral
load >1000
eye disease in late congenital syphilis Correct Answer interstitial
keratitis
Tx for threatened AB Correct Answer pelvic rest for 24-48 hrs,
then follow up US
How can misoprostol be administered? Correct Answer oral,
vaginal, sublingual, buccal
2 meds used for first-trimester therapeutic abortions Correct
Answer misoprostol, mifepristone
How does oxytocin work to induce or augment labor? Correct
Answer binds receptors on myometrium, increases Ca influx to
stimulate contractions
Components of a Bishop score Correct Answer dilation,
effacement, station, cervical position, cervical consistency
Prolonged active stage of labor due to Correct Answer
cephalopelvic disproportion
things that can decreases fetal heart rate variability Correct
Answer hypoxia, opioids, magnesium, sleep cycle
drug assoc. w/ a "pseudosinusoidal" variability pattern on fetal
heart rate tracings Correct Answer meperidine
complication of a supine nonstress test Correct Answer maternal
hypotension
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