Free AACN CCRN-Adult Exam Practice Questions 2026

A patient admitted with a diagnosis of pneumonia has a temperature of 103.2° F (39.5° C) and copious pulmonary secretions. ABG results drawn on room air are:

The nurse should expect that hemoglobin's affinity for oxygen in this patient to be 

A nurse is caring for a patient who had a gastric bypass procedure 2 days ago. A physician has ordered a gastric tube to be placed due to increased abdominal distention. The nurse realizes that this procedure will most likely need to be done 

After consultation with the interdisciplinary team, a nurse implements progressive mobility by having the patient sit at the side of the bed. The patient's HR increases by 10, RR increases by 6, SpO2 remains at 94%, and BP remains stable. The patient states he is tired. Which of the following should be the nurse's next action?

A nurse is caring for a patient who had a gastric bypass procedure 2 days ago. A physician has ordered a gastric tube to be placed due to increased abdominal distention. The nurse realizes that this procedure will most likely need to be done 

A common problem in patients with third-degree AV block is