Registered Nurse Duties and Responsibilities: T heir responsibilities include educating patients and the public about a variety of medical conditions, as well as providing emotional support and advice to the families of their patients. Other RN job functions include performing diagnostic tests and analyzing results, administering medications, operating medical equipment, recording patients’ symptoms and medical histories, and assisting with patient rehabilitation and follow-up. Salary: According to BLS figures for May 2015, registered nurses earned a mean yearly salary of $67,490. RN earnings ranged from around $46,360 at the low end to $101,630 at the high end. Many organizations offer benefits packages, tuition assistance programs and bonuses. Education: The first two options take between two and three years to complete, while the last is a traditional four-year . Bachelors of Science Degree program, While diploma and associate degree programs require less tim...