This document discusses the history, laws, and roles of nursing assistants. It provides:
1) An overview of the history of nursing assistant roles, from a time before training was required by law to the current era defined by laws like OBRA which set training and competency standards.
2) A description of the key laws like OBRA, nurse practice acts, and state regulations that define the scope of practice and competency requirements for nursing assistants.
3) An explanation of the roles and responsibilities of nursing assistants, including only performing allowed tasks under nurse supervision and following laws, job descriptions, and each patient's condition.