Lifespan Development Ch. 17

Lifespan Development Ch. 17

1. Life Expectancy

   • Biological aging
     • people age biologically at different rates
   • Functional Age
     • actual competence and performance
   • average life expectancy
     • biological aging can be modified by improved nutrition, medical treatment, sanitation, and safety
   • average healthy life expectancy
   • maximum lifespan

2. Physical Changes

   • Activities of Daily Living (ADLs)
   • instrumental activities of daily living
   • cataracts
   • macular degeneration
   • autoimmune responses
   • assistive technology
   • compression of morbidity
   • Physical Disabilities
     • Primary aging
       • frailty
     • secondary aging
       • plays a larger role in development of disability and illness
       • declines due to hereditary defects and negative environmental influences.
     • osteoarthritis
     • rheumatoid arthritis
     • Type 2 diabetes increases
   • Mental Disabilities
     • Dementia
       • alzheimer's disease
         • neurofibrillary tangles
         • amyloid plaques