HIM 2214 MODULE 1 TERMS Summer 2020 | Healthcare Statistics and Research

HIM 2214 MODULE 1 TERMS Summer 2020 - Rasmussen College Pathology The study of disease. Pathophysiology The study of functional or physiologic changes resulting from disease process. Etiology The cause or set of causes of a disease or condition Pathogenesis The development of disease or the sequence of events involved in the disease change process Anaerobic Metabolism and function without oxygen. Apoptosis Normal programmed cell death in tissues Autopsy An examination of part or of all of a body, including organs, after death (postmortem) to determine the cause of illness and death Biopsy The removal of a small piece of living tissue for microscopic examination to determine a diagnosis Endogenous Originating from within the body Exogenous Originating from outside the body Necrosis When a group of cells die as a result of injury Gangrene Necrotic tissue infected by bacteria Homeostasis A relatively stable or balanced environment in the body, including blood pressure, temperature and ph, and maintained by the various control mechanisms Atrophy Reduction in size or wasting away of an organ or cell resulting from disease or lack of use Hypertrophy Increase in the size of a tissue or organ independent of the body’s usual growth Hyperplasia An increase in the number of cells resulting from increased rate of cell division Metaplasia The replacement of one mature cell type by another cell type Neoplasia New growth, commonly called a tumor. Can be benign or malignant. Dysplasia Abnormal changes in the size, shape and organization of mature cells Hypoxia A decreased or insufficient level of blood in the tissues Iatrogenic Caused by a treatment, procedure or error Idiopathic No known cause Acquired Diseases that exist after birth Congenital Diseases existing at or before birth Nosocomial A disease/related to a disease originating in a hospital Inflammation The response to tissue damage, indicated by redness, swelling, warmth and pain Ischemia Decreased blood supply to an organ or tissue Lysis Destruction of a cell