Question: A client comes to the emergency department and reports left flank pain, nausea, and vomiting. An abdominal x-ray shows the presence of renal calculi. Which action does the nurse take first? 1. Instruct the client to drink 800 mL water over the next 2 hours. 2. Insert an indwelling urinary catheter connected to a drainage system. 3. Place the client in semi-Fowler position. 4. Administer morphine sulfate 4 mg intravenous.