Most of your patients are funneled in from other units providing you with the opportunity to build on your education and experience in specialized service lines such as cardiac, telemetry, orthopedics, neurology, critical care, surgical services, and emergency. Advocacy, Patient: Acts as the client's advocate, as circumstances require, by initiating action to improve health care or to change decisions or activities which are against the interests or wishes of the client, and by giving the client the opportunity to make informed decisions about health care before it is provided.