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Intro to Patho, Pt 1
Introduction to Pathophysiology, Part 1
Term | Definition |
---|---|
Etiology | Study of the cause(s) of a disease |
Pathology | Branch of medicine that deals with the structural and functional changes in tissues and organs of the body associated with disease |
Pathophysiology | Branch of pathology that studies functional or physiologic changes in the body that results from disease processes |
Apoptosis | Programmed cell death in tissues |
Autopsy | Postmortem examination of part or all of a body |
Biopsy | Removal of a small piece of living tissue for microscopic examination and diagnosis |
Endogenous | Originating from within the body |
Exogenous | Originating from outside the body |
Gangrene | Necrotic tissue infected by bacteria |
Homeostasis | Maintenance of a constant, internal environment |
Hypoxia | Insufficient level of oxygen in the tissues |
Ischemia | Reduced blood flow to tissues or organs that can result in inadequate oxygenation of tissues |
Idiopathic | Having no known cause |
Inflammation | Response to tissue damage, indicted by redness, swelling, warmth, and pain |
Diagnosis | Identification of a specific disease through the evaluation of signs and symptoms,, laboratory tests, and/or other tools |
Pathogenesis | Development of disease |
Acute | Sudden and/or severe |
Insidious | Developing gradually over an extended period with no obvious signs or symptoms |
Signs | Objective manifestations of disease that can be observed or measured by others |
Symptoms | Subjective indications of disease reported by the patient |