Nokea
Along with gas exchange and nutrient transfer, the placenta produces many hormones necessary for normal pregnancy, including which of the following? (Select all that apply.)
- A. Insulin
- B. Estrogen
- C. Progesterone
- D. Testosterone
Correct Answer: B
Rationale: - Estrogen: The placenta secretes estrogen during pregnancy, which plays a crucial role in maintaining the pregnancy and preparing the body for childbirth. Estrogen helps regulate the menstrual cycle, supports fetal development, and stimulates the growth of the uterus and breasts.
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A patient who has just received confirmation that she is pregnant is distressed because she has a seizure disorder that she manages with carbamazepine. Which is the nurse’s greatest concern?
- A. The carbamazepine may be discontinued.
- B. The pregnancy is likely to end with fetal demise.
- C. The fetus will experience loss of vision and hearing.
- D. Carbamazepine is teratogenic and causes neural and facial defects.
Correct Answer: D
Rationale: Carbamazepine is a teratogenic drug that poses risks of neural tube defects and craniofacial abnormalities, making this the greatest concern.
With regard to the estimation and interpretation of the recurrence of risks for genetic disorders, nurses should be aware that:
- A. With a dominant disorder, the likelihood of the second child also having the condition is 100%.
- B. An autosomal recessive disease carries a one in eight risk of the second child also having the disorder.
- C. Disorders involving maternal ingestion of drugs carry a one in four chance of being repeated in the second child.
- D. The risk factor remains the same no matter how many affected children are already in the family.
Correct Answer: D
Rationale: Each pregnancy is an independent event. The risk factor remains the same for each child.
A father and mother are carriers of phenylketonuria (PKU). Their 2-year-old daughter has PKU. The couple tells the nurse that they are planning to have a second baby. Because their daughter has PKU, they are sure that their next baby won't be affected. What response by the nurse is most accurate?
- A. Good planning; you need to take advantage of the odds in your favor.
- B. I think you'd better check with your doctor first.
- C. You are both carriers, so each baby has a 25% chance of being affected.
- D. The ultrasound indicates a boy, and boys are not affected by PKU.
Correct Answer: C
Rationale: Each child produced by this couple has a 25% chance of being affected by PKU disorder.
What term would the nurse use to document the lab results of a patient with a zero sperm count?
- A. azospermia
- B. oligospermia
- C. varicocele
- D. retrograde ejaculation
Correct Answer: A
Rationale: Azoospermia refers to the absence of sperm in the ejaculate, indicating a zero sperm count.
Reva Rubin identified several maternal tasks the pregnant person undertakes during pregnancy. What actions by the pregnant person are included in these tasks? Select 4 that apply.
- A. develops attachment to the fetus
- B. schedules a childbirth class
- C. encourages the partner’s attachment to the fetus
- D. acknowledges the fetus as a separate person
Correct Answer: B
Rationale: Maternal tasks include developing attachment, acknowledging the fetus, and placing the fetus's needs above their own.