Nokea
The nurse assures an anxious primigravida that during fetal development from week 34 and beyond maternal antibodies are transferred to the baby. How long will these antibodies provide the baby with immunity?
- A. 1 month
- B. 3 months
- C. 4 months
- D. 6 months
Correct Answer: D
Rationale: The maternal antibodies that are transferred to the baby provide immunity for 6 months.
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During which gestational week can a primigravida expect to first feel fetal movement?
- A. 8
- B. 10
- C. 16
- D. 20
Correct Answer: C
Rationale: At about 16 to 18 weeks, the sensation of the first movement is felt.
Why is the nurse concerned about a patient in her first trimester of pregnancy being exposed to German measles?
- A. The disease is capable of causing a spontaneous abortion.
- B. The disease is capable of causing birth defects.
- C. The disease is capable of causing high fever and convulsions.
- D. The disease is capable of interfering with placental implantation.
Correct Answer: B
Rationale: Rubella is a known teratogen, which can cause birth defects.
Smoking by the mother can have what effect in the fetus?
- A. Hearing deficits
- B. Neuromuscular deformities
- C. Cerebral palsy
- D. Low birth weight
Correct Answer: D
Rationale: Smoking has been proven to cause slow intrauterine growth and low birth weight.
What do the arteries in the umbilical cord carry?
- A. Nutrients to the fetus from the placenta
- B. Oxygenated blood to perfuse the placenta
- C. Antibodies from the fetus to the mother
- D. Deoxygenated blood back to the placenta
Correct Answer: D
Rationale: The arteries of the umbilical cord are unique in that they carry deoxygenated blood back to the placenta.
A woman who has just discovered she is pregnant states that the first day of her last menstrual period was July 10. What will be her expected date of birth (EDB)?
- A. April 10
- B. April 17
- C. May 10
- D. October 17
Correct Answer: B
Rationale: To determine the EDB (estimated date of birth), the woman should count from the first day of her last menstrual period. Count back 3 months and forward 7 days.