ATI RN
ATI OB Obstetrics RN 300 Exam Questions
Extract:
A nurse in the labor and delivery unit is caring for a client who is undergoing external fetal monitoring. The nurse observes that the fetal heart rate begins to slow after the start of a contraction and the lowest rate occurs after the peak of the contraction.
Question 1 of 5
Which of the following actions should the nurse take first?
Correct Answer: D
Rationale: Late decelerations indicate uteroplacental insufficiency. Repositioning to the lateral position improves placental blood flow, making it the first action.
Extract:
A nurse is caring for a client who is scheduled for a maternal serum alpha-fetoprotein test at 15 weeks of gestation.
Question 2 of 5
The nurse provides which of the following explanations about this test to the client?
Correct Answer: D
Rationale: MSAFP screens for neural tube defects (e.g., spina bifida) and chromosomal abnormalities, typically performed at 15-20 weeks.
Extract:
A nurse is assessing a client who is receiving magnesium sulfate as a treatment for preeclampsia.
Question 3 of 5
Which of the following clinical findings is the nurse's priority?
Correct Answer: A
Rationale: Oliguria (<30 mL/hr) indicates potential magnesium toxicity, which can lead to respiratory depression and cardiac arrest, making it the priority finding.
Extract:
During CPR on a pregnant woman.
Question 4 of 5
What is the correct method for displacing the gravid uterus?
Correct Answer: C
Rationale: Tilting the pelvis to the left relieves inferior vena cava compression, improving venous return and cardiac output during CPR.
Extract:
A nurse is observing the electronic fetal heart rate monitor tracing for a client who is at 40 weeks of gestation and is in labor.
Question 5 of 5
The nurse should suspect a problem with the umbilical cord when she observes which of the following patterns?
Correct Answer: C
Rationale: Variable decelerations are caused by umbilical cord compression, leading to abrupt FHR drops requiring intervention.