This document discusses nursing as a profession and provides definitions and concepts related to nursing. It defines nursing and discusses its characteristics, nature, scope, functions, qualities, categories of nursing personnel, and history in India. It also defines key concepts like philosophy, profession, aims, objectives, characteristics, values, ethics, and advocacy. The document outlines the criteria and characteristics of a profession and discusses nursing as a profession. It describes the roles and functions of nurses as caregivers, communicators, teachers, client advocates, counselors, and change agents.