The nurse is providing discharge education to the parents of the 7-day-old neonate who required a blood transfusion due to blood loss following circumcision. Which instruction is most important?  

The nurse is performing an electrocardiogram on a patient with rhabdomyolysis. The patient asks the nurse what the rationale is for this test, since he is young and has no cardiac history. Which of the following responses by the nurse is most appropriate?

The 82-year-old patient from the long-term care facility is brought to the emergency department with wet-sounding cough and increased work of breathing. Vital signs are normal with the exception of tachypnea and an oxygen saturation of 91% on room air. Upon auscultation, the nurse notes diminished breath sounds over the right upper lobe. Chest radiograph indicates consolidation in the right upper lobe of the lung. The nurse prepares the patient for which test?