After vaginal birth of a term neonate, the nurse observes that the neonate has one artery and one vein in the umbilical cord. The nurse notifies the primary health care provider based on the analysis...

After vaginal birth of a term neonate, the nurse observes that the neonate has one artery and one vein in the umbilical cord. The nurse notifies the primary health care provider based on the analysis that this may be indicative of which anomalies?

1. Respiratory anomalies.

2. Musculoskeletal anomalies.

3. Cardiovascular anomalies.

4. Facial anomalies.