This document defines key terms in nursing ethics such as ethics, values, beliefs, morals, and discusses the importance of ethics in nursing. It notes that ethics guide nurses to make difficult decisions and ensure fair treatment of all patients. Nursing ethics shares principles with medical ethics and dictates following patient wishes even if the nurse disagrees. The document also reviews the criteria of a profession including systematic theory, authority, community sanction, ethical codes and culture. It lists characteristics of professional nurses such as empathy, communication skills, and critical thinking.