Nokea
Which hormone is secreted by the placenta?
- A. Follicle-stimulating hormone (FSH)
- B. Alpha-fetoprotein (AFP)
- C. Human chorionic gonadotropin (HCG)
- D. Luteinizing hormone (LH)
Correct Answer: C
Rationale: The placenta functions as an endocrine gland, secreting estrogen, progesterone, and HCG.
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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.
A woman tells the nurse that this is her third pregnancy. She has had twin girls at full term and one miscarriage. How does the nurse record the information?
- A. G2 T2 L3
- B. G4 T3 A1 L1
- C. G3 T3 A2 L1
- D. G3 T1 A1 L2
Correct Answer: D
Rationale: Standard obstetrical terminology is: G = gravida, T = term birth, P = preterm birth, A = abortion, L = living children.
The chorion and the amnion are the two components of the ___ membrane.
Correct Answer: fetal
Rationale: The fetal membrane is composed of the chorion and the amnion.
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.
What should a nurse instruct the patient to do before assessing fundal height?
- A. Press her lower back against the examination table.
- B. Empty her bladder.
- C. Take a deep breath and hold it.
- D. Bear down.
Correct Answer: B
Rationale: The bladder should be emptied before the measurement of the fundal height.