TEST WITH ANSWER RATIONALES 2026
◉ Ultrasound.
Answer: Procedure that consists of high-frequency sound waves
used to visualize internal organs and tissues by producing a real-
time, three-dimensional image of the developing fetus and maternal
structures
◉ Timeline of prenatal visits.
Answer: Begins with initial assessment within the first 12 weeks,
monthly weeks 16-28, every 2 weeks from 29-36, and every week
from 36 weeks until birth
◉ Recommended weight gain.
Answer: Normal weight is 25-35lbs, underweight is 28-40lbs, and
overweight women 15-25lbs
◉ Presumptive signs.
Answer: Changes that the woman experiences that make her think
that she might be pregnant
◉ Fetal health assessment.
,Answer: Begin assessing for fetal movement between 16-20 weeks
of gestation
◉ Caloric needs for second trimester.
Answer: An increase of 340 calories/day
◉ External abdominal, transvaginal, and Doppler.
Answer: Three types of ultrasound
◉ Examples of presumptive signs.
Answer: Amenorrhea, fatigue, nausea and vomiting, urinary
frequency, breast changes, quickening, and uterine enlargement
◉ Blood type, Rh factor, and presence of irregular antibodies.
Answer: Determines the risk for maternal-fetal blood
incompatibility or neonatal hyperbilirubinemia
◉ Caloric needs for third trimester.
Answer: An increase of 462 calories/day
◉ Purposes of an ultrasound.
, Answer: Allows for early diagnosis of complications, permits earlier
interventions, and thereby decreases neonatal and maternal
morbidity and mortality
◉ Transvaginal ultrasound.
Answer: An invasive procedure in which a probe is inserted
vaginally to allow for a more accurate evaluation, does not require a
full bladder
◉ Caloric needs for breastfeeding.
Answer: Add 450-500 calories a day
◉ Maternal serum alpha-fetoprotein (MSAFP).
Answer: Used to rule out Down syndrome (low level) and neural
tube defects (high level)
◉ Probable signs.
Answer: Changes that make the examiner suspect a woman is
pregnant
◉ Examples of probable signs.
Answer: Abdominal enlargement, Hegar's sign, Chadwick's sign,
Goodell's sign, Ballottement
Braxton hicks contractions, positive pregnancy, fetal outline