He is caring for a patient who is receiving several different intravenous infusions, including nitroprusside, a potent vasodilation drug that rapidly lowers blood pressure. All of the drugs are being infused by identical-looking pumps. Graeme wants to administer a push dose of morphine, but accidentally pushes the nitroprusside pump, causing the patient’s blood pressure to plummet so low that the patient has to be resuscitated.