CH.1 NUR612 Study Set Exam

CH.1 NUR612 Study Set Exam World Health Organization (WHO) definition of health. - Answer Healt h is a state of complete mental physical and social well-being and not merely the absence of disease and infirmity. Pathophysiology - Answer Is the study of the body's response to dysfu nction or disease. And its manifestations via changes in cells, tissues, and organs. Disease - Answer Is an interruption, cessation, or disorder of a body sy stem or organ structure. Etiology - Answer Cause of the disease. Biologic agents like bacter ia or viruses. Physical forces like trauma or burns. Chemical agents include poiso n and alcohol. Nutritional excess or deficit. Pathogenesis - Answer The sequence of cellular and tissue events t hat take place from the time of initial contact with in etiologic agent until the ultimate expression of a disease. Morphological changes - Answer Are concerned with both the g ross anatomic and microscopic changes that are characteristic of a disease. Clinical Manifestations - Answer Signs and symptoms of a disease . diagnosis - Answer Designation as to the nature or cause of a hea lth problem. Clinical Course - Answer Describes the evolution of a disease What are the aspects of a disease process? - Answer The etiolo gy, pathogenesis, morphological changes, clinical manifestations, diagnosis, clinica l course. Factors affecting adaptation to stressors. - Answer Age, heal th status, psychological resources, time in which one must react, and the ability of the body to select the best response. Reliability - Answer The extent to which an observation when repe ated it gives the same result. Validity - Answer The extent to which a measurement tool measu res what it is intended to measure. Sensitivity - Answer The proportion of people with a disease who are positive for that disease on a given test or observation. True positive. Specificity - Answer Refers to the proportion of people without the disease who are negative for a given test or observation. True negative.