This document discusses medical ethics and legal medicine. It begins by defining ethics, morality, values, and their relationship. It then discusses the principles of medical ethics including autonomy, beneficence, confidentiality, non-maleficence, and justice. The document reviews several important historical documents in medical ethics like the Hippocratic Oath, Nuremberg Code, Declaration of Geneva, and others. It also outlines the duties and responsibilities of physicians to their patients, colleagues, and the public. The document provides definitions for health from the World Health Organization.