During routine tracheostomy care, the nurse notes increased drainage from the stoma and a fruity, grape juice odor. The nurse obtains a culture of the secretions and anticipates the results will reveal which organism?

A neonate is born at full term to a mother who did not receive prenatal care. The neonate required moderate resuscitation at birth. Upon assessment, the nurse notes poor muscle tone, a protruding tongue, low nasal bridge, and low-set ears. A loud continuous “machine-like” heart murmur is heard. The patient requires 85% FiO2 to maintain an oxygen saturation above 90%. Which of the following tests is the next best diagnostic step in the management of this patient?

During prenatal testing, a fetus is found to have a 47,XXY karyotype. Which of the following statements by the nurse is most accurate?