ATI RN
Fetal Development NCLEX Questions Questions
Question 1 of 5
The nurse is planning a prenatal class on fetal development. Which characteristics of prenatal development should the nurse include for a fetus of 24 weeks, based on fertilization age? (Select all that apply.)
Correct Answer: A
Rationale: A. Ear cartilage firm: By 24 weeks, the fetus's ear cartilage has developed and become firm, allowing the ears to be more defined in shape.
Question 2 of 5
How many mature ova result from a single cycle of oogenesis?
Correct Answer: A
Rationale: Oogenesis produces one mature ovum per cycle, along with polar bodies that degenerate.
Question 3 of 5
The nurse is reviewing the hormonal blood work from a patient who is tracking their cycle to try to conceive this month. The patient’s estradiol and progesterone levels are low. What statement would the nurse include in the patient teaching?
Correct Answer: C
Rationale: Low estradiol and progesterone levels suggest the patient is in the early follicular phase, just before menstruation.
Question 4 of 5
What is the purpose of carrier screening in the first trimester?
Correct Answer: D
Rationale: Carrier screening identifies genetic disorders parents may carry, which can affect the baby. It does not check positioning, heart rate, or chromosomal abnormalities directly.
Question 5 of 5
What hormone stimulates ovulation?
Correct Answer: B
Rationale: LH surge triggers ovulation.