Correct Answer: A

Rationale: Obtaining blood and urine for prenatal screens is crucial in identifying any potential infections or conditions that may require monitoring throughout the pregnancy. Screening for infections such as syphilis is essential to ensure appropriate management and prevent adverse outcomes. This action helps in early detection and timely intervention, promoting the health and well-being of both the mother and the developing fetus.

Correct Answer: A

Rationale: In this scenario, the best intervention is to ask the mother to stop feeding, comfort the infant, and then assist her in helping the baby latch on. Stopping the feeding and providing comfort can reduce the infant's frustration and create a calmer environment for successful breastfeeding.

Correct Answer: A

Rationale: Assessing the color and consistency of amniotic fluid is crucial as it can indicate the presence of meconium, which suggests potential fetal distress. This information guides the need for further assessments and interventions to ensure the well-being of the mother and fetus.

Correct Answer: A

Rationale: During breastfeeding, insulin needs often decrease due to the metabolic demands of milk production. Therefore, the nurse should inform the client that this decrease in insulin requirements is a normal response to breastfeeding. It is essential for healthcare providers to educate clients about this physiological change to prevent unnecessary concerns or adjustments to insulin therapy.

Correct Answer: C

Rationale: Vernix caseosa is a white, cheesy substance that acts as a protective barrier on the skin of newborns, particularly present in skin folds. It helps to prevent dehydration and protect the delicate skin of the newborn from the amniotic fluid in utero. Educating expectant parents about the presence and function of vernix caseosa can help them understand the importance of its preservation during the immediate postnatal period.