This course introduces students to the basic knowledge, principles, processes, and practices of the disciplines of pathophysiology, pharmacology, and diagnostics from a nursing perspective. Students explore the concept of disease from a pathophysiologic perspective. In addition, they look at some basic common pathophysiologic processes. From a pharmacological perspective, the nurse's role in assessing the efficacy, side effects, adverse reaction, and interactions of drugs is explored. Lifespan, legal, ethical, and ethno-cultural considerations are emphasized. The nurse's role in patient education regarding over-the-counter medications and natural health care products are discussed. Common diagnostic tests and procedures, and the nurse's role in diagnostic testing are introduced.