The nurse is caring for a client post-op day 1 for a bowel resection. The client is receiving pain medication via a patient-controlled analgesic pump (PCA) but states that her pain is severe and the pain pump is not providing adequate relief. Which is the priority nursing action for this client?

assess vital signs and pain for location, quality, and intensity reposition the client with the head of bed elevated 30 degrees offer nonpharmacologic pain reli...