The nurse is providing preconception counseling. Which supplement should the nurse recommend to help prevent the occurrence of anencephaly?
Folic acid.
Iron.
Vitamin D.
Calcium.
The Correct Answer is A
A. Folic acid. Folic acid is essential for neural tube development and significantly reduces the risk of neural tube defects (NTDs) such as anencephaly and spina bifida. Women planning to conceive should take at least 400–800 mcg of folic acid daily, beginning before conception and continuing during early pregnancy, to support proper neural tube closure.
B. Iron. Iron is important for preventing maternal anemia and supporting fetal growth, but it does not play a direct role in neural tube development. While iron supplementation is recommended during pregnancy, it does not prevent neural tube defects such as anencephaly.
C. Vitamin D. Vitamin D is crucial for calcium absorption and fetal bone development but does not impact neural tube formation. Deficiency can lead to rickets in newborns, but it is not associated with neural tube defects.
D. Calcium. Calcium supports maternal bone health and fetal skeletal development but does not influence neural tube formation. While necessary for overall pregnancy health, calcium supplementation does not prevent anencephaly or other NTDs.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","E","F"]
Explanation
A. Hunger – The infant is NPO postoperatively but is accustomed to regular feedings. Hunger-related distress is common in infants after surgery, especially when oral intake is restricted. Since the infant has a history of GERD and fundoplication surgery, feedings are likely delayed to prevent complications, contributing to crying.
B. Opioid withdrawal – There is no indication that the infant has been on chronic opioid therapy before surgery. Opioid withdrawal symptoms typically occur in infants exposed to opioids for prolonged periods (e.g., neonatal abstinence syndrome), which is not relevant in this case.
C. Hemorrhage – The surgical dressing is clean and dry, meaning there are no visible signs of bleeding at the incision site. If significant internal bleeding were occurring, the infant would likely show signs of pallor, tachycardia, and hypotension, which are not present.
D. Separation anxiety – Separation anxiety typically develops around 6–9 months of age, when infants become more aware of their caregivers' presence. At 4 months, infants can recognize caregivers but do not yet exhibit true separation distress, making this an unlikely reason for crying.
E. Pain – Postoperative pain is a common cause of crying in infants after surgery. Signs of pain in nonverbal infants include crying, facial grimacing, irritability, and body tension. Since the infant has just undergone fundoplication surgery, pain is a likely contributing factor.
F. Hypovolemia – The infant is receiving IV fluids (Dextrose 5% with sodium chloride 0.45%), but fluid deficits can still occur postoperatively due to preoperative fasting, surgical fluid losses, or inadequate replacement. Hypovolemia can cause discomfort, irritability, tachycardia, and crying.
G. Hypoxia – The infant is described as pink and well-perfused with clear breath sounds, which rules out respiratory distress as a likely cause of crying. If hypoxia were present, signs such as cyanosis, increased work of breathing, or abnormal breath sounds would be expected.
Correct Answer is B
Explanation
A. "We should be sure to start our daughter on birth control pills." Precocious puberty is caused by early activation of the hypothalamic-pituitary-gonadal axis, not by sexual activity. LHRH therapy suppresses premature puberty, delaying further sexual development until an appropriate age. Birth control pills are unnecessary and not part of the treatment plan.
B. "Sexual maturity differences between my daughter and her peers will disappear within a few years." LHRH therapy works by downregulating the pituitary gland, halting the premature secretion of sex hormones. This delays further development, allowing the child’s physical maturity to align more closely with peers over time. Once treatment is stopped at an appropriate age, normal puberty resumes.
C. "Our daughter will be on this hormone treatment the rest of her life." LHRH therapy is used temporarily to suppress early puberty until an age-appropriate time for normal pubertal progression. Once discontinued, the child will go through puberty naturally, so lifelong treatment is not necessary.
D. "We should encourage her to dress in clothing that suits her sexual maturity level." While psychological and social support is important, the goal of treatment is to delay sexual development, helping the child match her peers. Encouraging age-appropriate behavior and attire rather than emphasizing sexual maturity is more beneficial for the child’s emotional well-being.
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