ATI RN
ATI Maternity Exam 4 Questions
Extract:
A client at 33 weeks gestation in preterm labor, ordered betamethasone 12 mg IM every 24 hours x doses.
Question 1 of 5
What should the nurse include in client teaching?
Correct Answer: A
Rationale: Betamethasone (
A) enhances fetal lung surfactant production. It does not affect heart rate (
B), amniotic fluid (
C), or stop contractions (
D).
Extract:
A client at 30 weeks gestation receiving magnesium sulfate for preterm labor.
Question 2 of 5
What is the primary purpose of this medication?
Correct Answer: D
Rationale: Magnesium sulfate (
D) provides fetal neuroprotection in preterm labor. It does not increase contractions (
A), prevent seizures (
B) in this context, or improve lung maturity (
C).
Extract:
A laboring client with preeclampsia is prescribed magnesium sulfate 2g/h IVPB. The pharmacy sent the IV labeled magnesium sulfate 20g/500mL normal saline.
Question 3 of 5
To administer the correct dose, the nurse should set the pump to deliver how many milliliters per hour?
Correct Answer: 50 mL/h
Rationale: The concentration is 20g/500mL = 0.04g/mL. The required dose is 2g/h. Dividing 2g by 0.04g/mL gives 50mL/h.
Extract:
An 18-week pregnant client with monochorionic-monoamniotic twins.
Question 4 of 5
Which statement shows understanding of twin-to-twin transfusion syndrome?
Correct Answer: A
Rationale: A shared placenta (
A) increases TTTS risk. Overperfusion affects one twin (
B), it’s not common in all multiples (
C), and risk is higher, not lower (
D).
Extract:
A client at the end of her second trimester.
Question 5 of 5
Which statement indicates correct understanding of car safety education?
Correct Answer: B
Rationale: Positioning the lap belt under the abdomen and shoulder belt between the breasts (
B) minimizes abdominal trauma. Under the arm (
A) or avoiding seatbelts (C,
D) increases injury risk.