Correct Answer: D

Rationale: Clients with placenta previa are at increased risk for bleeding and preterm labor. They should limit physical activity, monitor fetal movements, and notify their provider if they experience any contractions or signs of labor.

Correct Answer: A

Rationale: Yellow-tinged skin (jaundice) in a newborn can indicate hyperbilirubinemia. The priority action is to assess the infant's bilirubin levels to determine the severity of the jaundice and the need for further interventions, such as phototherapy.

Correct Answer: D

Rationale: A respiratory rate of 50 breaths per minute with occasional periods of apnea lasting less than 15 seconds is normal for a newborn. The nurse should continue routine monitoring unless the apneic periods become prolonged or the newborn shows signs of respiratory distress.

Correct Answer: A

Rationale: Encouraging the mother to breastfeed is appropriate, as breastfeeding can quickly raise blood glucose levels in newborns. A level of 45 mg/dL is often acceptable but should be monitored closely.

Correct Answer: A

Rationale: Terbutaline is contraindicated in clients with heart disease due to the risk of tachycardia and other cardiac complications associated with beta-agonists.