Roles of a professional nurse:
1. Care Provider: Assists clients physically and psychologically while preserving dignity
2. Communicator: Identifies client problems and communicates them to the health team
3. Teacher: Helps clients learn about health and necessary procedures
4. Counselor: Helps clients cope with psychological or social problems
5. Client Advocate: Protects client rights and promotes their best interests
6. Change Agent: Initiates change to promote client health
7. Leader: Helps clients establish and achieve health goals
8. Case Manager: Works with the healthcare team to monitor outcomes and delegate tasks
9. Researcher: Participates in scientific investigation and uses research findings in practice