RNC-OB: Maternal factors affecting
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
- age <18 y/o and >35 y/o
- <18 -> increased fetal anomalies (exposures), poor weight gain,
PTD, LBW, immature skeletal system, STDs, late PNC *Erikson's
stage ID vs ID confusion
- >35 -> 10x inc risk over the age of 40 to get pre-E, emotions:
career vs child, pre-existing conditions (DM, HTN, Lupus), down
syndrome risk increases after 40 y/o *erikson's stage: intimacy vs
isolation
- BMI under 18 or over 30 (over 35 is morbidly obese)
- anemia
- poor nutrition
- pre-existing medical issues
- infertility meds or tx
** blood clotting disorders/thrombophilias (MTHFR - clot; factor x -
bleed)
- previous LGA/SGA
- previous pregnancy loss
- substance abuse/socioeconomics
,RNC-OB: Maternal factors affecting
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
- genetic disorders - passed to fetus (CF, heart, sickle cell anemia,
MD)
- STDs/infections -
correct answer ✅what are high risk maternal factors?
- previous PTD!!
- also a risk if the pt themselves were born preterm -
correct answer ✅what is the highest indicator of PTD?
- 300 kcal/day in 2nd trimester
- 600 kcal/day with twins -
correct answer ✅how much should the pregnant patient
increase their calorie intake in the 2nd trimester? how much with
twins?
75 g protein daily -
correct answer ✅how much protein does the pregnant
woman need daily?
, RNC-OB: Maternal factors affecting
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
folic acid -
correct answer ✅what helps prevent neural tube defects?
think neuro and low IQ in newborn -
correct answer ✅what can you expect in baby with maternal
lead exposure?
- underweight: 28-40 lbs
- normal weight: 25-35 lbs twins: 35-45 lbs
- overweight: 15-25 lbs
- obese: 11-20 lbs -
correct answer ✅how much weight should the pregnant
patient gain based upon BMI/wt class?
- macrosomia which may lead to shoulder
- increased risk of c/s (and inc risk for infection and wound
dehiscence following c/s)
- PTD, IUFD, stillborn, GDM, pre-E
- longer labors and bleeding
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
- age <18 y/o and >35 y/o
- <18 -> increased fetal anomalies (exposures), poor weight gain,
PTD, LBW, immature skeletal system, STDs, late PNC *Erikson's
stage ID vs ID confusion
- >35 -> 10x inc risk over the age of 40 to get pre-E, emotions:
career vs child, pre-existing conditions (DM, HTN, Lupus), down
syndrome risk increases after 40 y/o *erikson's stage: intimacy vs
isolation
- BMI under 18 or over 30 (over 35 is morbidly obese)
- anemia
- poor nutrition
- pre-existing medical issues
- infertility meds or tx
** blood clotting disorders/thrombophilias (MTHFR - clot; factor x -
bleed)
- previous LGA/SGA
- previous pregnancy loss
- substance abuse/socioeconomics
,RNC-OB: Maternal factors affecting
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
- genetic disorders - passed to fetus (CF, heart, sickle cell anemia,
MD)
- STDs/infections -
correct answer ✅what are high risk maternal factors?
- previous PTD!!
- also a risk if the pt themselves were born preterm -
correct answer ✅what is the highest indicator of PTD?
- 300 kcal/day in 2nd trimester
- 600 kcal/day with twins -
correct answer ✅how much should the pregnant patient
increase their calorie intake in the 2nd trimester? how much with
twins?
75 g protein daily -
correct answer ✅how much protein does the pregnant
woman need daily?
, RNC-OB: Maternal factors affecting
the fetus and newborn Exam Actual
Questions and Answers 2026(Verified
Answers)
folic acid -
correct answer ✅what helps prevent neural tube defects?
think neuro and low IQ in newborn -
correct answer ✅what can you expect in baby with maternal
lead exposure?
- underweight: 28-40 lbs
- normal weight: 25-35 lbs twins: 35-45 lbs
- overweight: 15-25 lbs
- obese: 11-20 lbs -
correct answer ✅how much weight should the pregnant
patient gain based upon BMI/wt class?
- macrosomia which may lead to shoulder
- increased risk of c/s (and inc risk for infection and wound
dehiscence following c/s)
- PTD, IUFD, stillborn, GDM, pre-E
- longer labors and bleeding
