The nurse is caring for a patient with blood type A+, who requires a transfusion of packed red blood cells. The nurse receives a unit of blood from the blood bank that is labeled AB -. Which of the following is the best course of action for the nurse to take?

Upon insertion of an intravenous catheter, bright red blood is noted prior to attaching the tubing. Which initial action is appropriate?

The 20-year-old patient with asthma presents to the emergency department with increased work of breathing and severe wheezing after exposure to household dust and mold. The patient used the albuterol inhaler 6 times in the previous 4 hours with minimal relief. Upon inspection, the nurse notes extensive accessory respiratory muscle use with moderate supraclavicular retractions and nasal flaring. The nurse auscultates expiratory wheezing in all lung fields. The patient is afebrile, normotensive, significantly tachypneic, and mildly tachycardic. The nurse anticipates which findings on a chest x-ray?