RNC-OB ACTUAL EXAM PAPER 2026
QUESTIONS WITH ANSWERS GRADED A+
◍ A 32 year-old G3P2002 presents to the OB's office for a routine OB visit at
30 weeks. During the routine OB visit, the fundal height measures 35cm. All
of the following can explain the size-date discrepancy except:
A. The 5cm difference is within the error for fundal height measurements
B. Polyhydramnios
C. Fetal macrosomia.
Answer: A. The 5cm difference is within the error for fundal height
measurements
◍ Dizygotic twinning occurs when
A. The fertilized egg divides into two or more zygotes
B. Two identical unfertilized eggs are fertilized by two sperm
C. Two or more eggs are fertilized separately.
Answer: C. Two or more eggs are fertilized separately
◍ As the placenta ages with pregnancy continuing beyond term, placental
reserve is decreased because of
A. Amniotic basal membrane thinning
B. Decalcification
C. Increased fibrin deposit.
Answer: C. Increased fibrin deposit
◍ The newborn at 38 weeks gestation born from a gestational diabetic woman
is most likely at risk for:
A. Polycythemia, hypoglycemia and shoulder dystocia
B. Hypoglycemia, hyperbilirubinemia, SGA
C. Hyperglycemia, respiratory distress.
Answer: A. Polycythemia, hypoglycemia and shoulder dystocia
, ◍ A low fetal pO2 is responsible for maintaining a/an
A. Closed ductus venosus
B. Open ductus arteriosus
C. Hypogastric artery perfusion.
Answer: B. Open ductus arteriosus
◍ following implantation, the endometrium is now termed?
A. Basal endometrium
B. Chorion
C. Decidua.
Answer: C. Decidua
◍ Maternal fetal oxygen transfer takes place in the
A. Intervillous space
B. Myometrium
C. Umbilical artery.
Answer: A. Intervillous space
◍ A healthy 20 year-old G1P0 presents for her first OB visit at 10 weeks
gestational age. She denies any significant medical history both personally
and in her family. All of the following tests should be ordered as part of the
initial prenatal care visit except:
A. CBC
B. Hepatitis B surface antigen
C. One-hour glucola.
Answer: C. One-hour glucola
◍ Women who have abnormal placental adherence are most frequently those
who:
A. Are nulligravida's
B. Are undergoing repeat cesarean delivery
C. Had a previous abruptio placenta.
Answer: B. Are undergoing repeat cesarean delivery
◍ When considering nursing care of the woman in preterm labor, which of the
QUESTIONS WITH ANSWERS GRADED A+
◍ A 32 year-old G3P2002 presents to the OB's office for a routine OB visit at
30 weeks. During the routine OB visit, the fundal height measures 35cm. All
of the following can explain the size-date discrepancy except:
A. The 5cm difference is within the error for fundal height measurements
B. Polyhydramnios
C. Fetal macrosomia.
Answer: A. The 5cm difference is within the error for fundal height
measurements
◍ Dizygotic twinning occurs when
A. The fertilized egg divides into two or more zygotes
B. Two identical unfertilized eggs are fertilized by two sperm
C. Two or more eggs are fertilized separately.
Answer: C. Two or more eggs are fertilized separately
◍ As the placenta ages with pregnancy continuing beyond term, placental
reserve is decreased because of
A. Amniotic basal membrane thinning
B. Decalcification
C. Increased fibrin deposit.
Answer: C. Increased fibrin deposit
◍ The newborn at 38 weeks gestation born from a gestational diabetic woman
is most likely at risk for:
A. Polycythemia, hypoglycemia and shoulder dystocia
B. Hypoglycemia, hyperbilirubinemia, SGA
C. Hyperglycemia, respiratory distress.
Answer: A. Polycythemia, hypoglycemia and shoulder dystocia
, ◍ A low fetal pO2 is responsible for maintaining a/an
A. Closed ductus venosus
B. Open ductus arteriosus
C. Hypogastric artery perfusion.
Answer: B. Open ductus arteriosus
◍ following implantation, the endometrium is now termed?
A. Basal endometrium
B. Chorion
C. Decidua.
Answer: C. Decidua
◍ Maternal fetal oxygen transfer takes place in the
A. Intervillous space
B. Myometrium
C. Umbilical artery.
Answer: A. Intervillous space
◍ A healthy 20 year-old G1P0 presents for her first OB visit at 10 weeks
gestational age. She denies any significant medical history both personally
and in her family. All of the following tests should be ordered as part of the
initial prenatal care visit except:
A. CBC
B. Hepatitis B surface antigen
C. One-hour glucola.
Answer: C. One-hour glucola
◍ Women who have abnormal placental adherence are most frequently those
who:
A. Are nulligravida's
B. Are undergoing repeat cesarean delivery
C. Had a previous abruptio placenta.
Answer: B. Are undergoing repeat cesarean delivery
◍ When considering nursing care of the woman in preterm labor, which of the