Cardiac sonographers work with doctors to assess a patient's heart condition through the detailed images taken during an echocardiogram. Common responsibilities and duties of a cardiac sonographer include: ... Looking at blood flow, valve function, and chamber size to determine the overall condition of the heart.

Nursing assistants help patients with activities of daily living like eating and bathing. Nursing assistants, sometimes called nursing aides, provide basic care and help patients with activities of daily living. Orderlies transport patients and clean treatment areas.

As administrators, nurse supervisors develop policies and guidelines for nursing staff, promote proper maintenance of patient records, and ensure nursing staff adhere to hospital and government requirements. Nurse supervisors also manage budgets for their departments

A Registered Nurse (RN) primarily cares for patients by monitoring them, administering medications, consulting with health care providers, updating patient records and educating patients and their patients' families on disease and post-hospital treatment.