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Unformatted text preview: FENCE Student Manual 28 What You Will Learn •¡ General¡physical¡and¡emotional¡changes¡that¡develop¡in¡the¡el- derly¡with¡associated¡risks¡and¡responses Chapter 3: General Changes Associated with Aging Key Terms Anatomical Age — The age of a person based on changes that occur in the body Apoptosis — A form of cell death necessary to make way for new cells and to remove cells whose DNA is damaged Chronological Age — The number of years a person has lived, used es- pecially in psychometrics as a standard against which certain variables, such as behavior and intelligence, are measured Geriatrics — The study of diseases that affect the aging population and the medical care of the older person Gerontology — The science that deals with the process of aging Mental Age — The age level of mental ability of a person as determined by standard intelligence tests Aging¡is¡not¡a¡simple¡process.¡As¡adults¡grow¡older,¡physical,¡emotional,¡ psychological,¡and¡social¡changes¡occur.¡Te¡rate¡at¡which¡these¡changes¡ occur¡and¡how¡they¡impact¡an¡individual¡is¡based¡on¡a¡number¡of¡fac- tors.¡Genetics,¡environment,¡health,¡stress,¡and¡diet¡all¡contribute¡to¡ the¡manner¡in¡which¡a¡person¡ages.¡Because¡of¡this,¡no¡two¡people¡age¡ in¡exactly¡the¡same¡way¡or¡at¡the¡same¡rate.¡Te¡science¡that¡studies¡the¡ process¡of¡aging¡is¡called¡ Gerontology .¡A¡related¡science,¡ Geriatrics ,¡ is¡concerned¡with¡the¡diseases¡that¡aFect¡the¡aging¡population¡and¡the¡ medical¡care¡of¡the¡older¡person. While¡there¡are¡many¡theories¡regarding¡the¡process¡of¡aging,¡physical¡ aging¡is¡usually¡related¡to¡changes¡that¡occur¡at¡the¡cellular¡level.¡Te¡ number¡of¡cells¡decreases¡with¡age¡leaving¡fewer¡functional¡cells¡in¡the¡ body.¡Tis¡decrease¡occurs¡due¡to¡a¡slowed¡rate¡at¡which¡cells¡multiply¡ and¡replace¡lost¡cells,¡thus¡aFecting¡the¡process¡of¡ apoptosis .¡Tis¡nor- mal¡process¡programs¡cells¡to¡die¡at¡appropriate¡times¡and¡is¡necessary¡ for¡the¡body¡to¡remain¡healthy.¡It¡is¡especially¡important¡to¡the¡immune¡ response¡which¡slows¡down¡once¡an¡infection¡has¡been¡resolved. The science that studies the process of aging is called Geron- tology....
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- Spring '07