ATI LPN
ATI LPN N105 Maternity Exam Questions
Extract:
Pregnant woman at 8 weeks of gestation
Question 1 of 5
What is the most accurate response from a nurse when a pregnant woman having an ultrasound at 8 weeks of gestation asks if she may learn her expectant child's sex?
Correct Answer: C
Rationale: At 8 weeks, sex organs are not yet developed enough to be visible on ultrasound. External genitalia become distinguishable later, typically around 12-14 weeks.
Extract:
Client who thinks she might be pregnant
Question 2 of 5
A nurse is caring for a client who tells the nurse that she thinks she might be pregnant because she is able to feel the baby move. Which of the following statements should the nurse make?
Correct Answer: B
Rationale: Feeling fetal movement (quickening) is a presumptive sign of pregnancy, as it is subjective and can be mistaken for other sensations. Probable and positive signs are objective, and 'possible' is not a recognized category.
Extract:
Client who is pregnant with BMI of 26.5
Question 3 of 5
A nurse is reinforcing teaching with a client who is pregnant and has a body mass index (BMI) of 26.5. She asks the nurse how much weight she should gain over the course of her pregnancy. Which of the following statements is an appropriate response by the nurse?
Correct Answer: C
Rationale: For a BMI of 26.5 (overweight), 15 to 25 pounds is recommended to support fetal growth while minimizing complications. Other ranges apply to different BMI categories, and weight gain does matter.
Extract:
Client at 17 weeks of gestation
Question 4 of 5
A nurse is reinforcing teaching with a client who is at 17 weeks of gestation and is scheduled to have a maternal serum alpha-fetoprotein (MSAFP) determination. Which of the following information should the nurse include?
Correct Answer: D
Rationale: MSAFP screens for neural tube defects like spina bifida and chromosomal abnormalities. It does not screen for gestational diabetes, fetal maturity, or ABO incompatibility.
Extract:
None
Question 5 of 5
The nurse is presenting a conference on gene dominance. What does the nurse report as the percentage of children carrying the dominant gene if one parent has a dominant gene and the other parent does not?
Correct Answer: B
Rationale: If one parent is heterozygous for a dominant gene and the other has two recessive alleles, each child has a 50% chance of inheriting the dominant gene, per Mendelian inheritance.