Emergency room nurse, emergency nurse, ER nurse, ER RN, emergency room, trauma, trauma nurse, acute care nurse, registered nurse, RN, R.N., nursing, nurse, emergency, healthcare, health care, hospital AMN Healthcare Nursing Job ID #3601221. Within that role, the CN performs all steps of the nursing process, including assessing patients; interpreting data; planning, implementing, and evaluating care; coordinating care with other providers; and teaching the patient and family the knowledge and skills needed to manage their care and prevent complications.