Nurse A nurse is someone who helps the doctor and takes care of the patients. She has to work in shifts and sometimes has to stand by at night in the hospital. To be a nurse, you need to be good at biology, chemistry and other science subjects and take nursing as your major at university. The duty of a nurse is to act as a nurse who provides care according to the procedure. In order to carry out their duties, a nurse must provide nursing services to patients in accordance with the doctor's diagnosis. Not only that, nurses can also act as hospital administrators, educators, and researchers. As an administrator, a nurse works in the health service system. While as educators, nurses must help patients enhance their knowledge about health such as symptoms of the disease and its factors. And as researchers, nurses are tasked with evaluating, measuring abilities, and considering the extent to which the actions given to patients are effective