older adulthood Flashcards
what age are older adults
60+
what are the three classifications of older adults
young old (65-74)
old old (75-84)
oldest old (85+)
what is a centenarian
someone who lives to 100
are centenarians on the rise
yes
what tends to catch up with you in older adulthood
lifestyle choices
what are some of the biological changes in older adulthood
visual changes
bones
mobility
immune system
sleep
genes
visual changes in older adulthood
-prevalent deeper wrinkles
-by 75 most have completely grey hair
-thinning, balding influences 95% of men and 20% of women
-26% of over 65s have teeth loss
changes in bones in older adulthood
-loss of bone mineral content in 50s - 60s
-this risk can be lowered by dietary protein, calcium and vitamin D
-70% of bone loss is genetic
mobility changes in older adulthood
-loss of strength, stiff tendons, arthritis, joint inflammation
-increased risk of falling
-1/2 adults over 75 have difficulty with daily living
-strength training is recommended even in those 90+
immune system changes in older adulthood
-less able to respond to infection due to reduced t and b cells
-age 65+ can have serious consequences from the flu
-90% flu deaths occur in those 65+
-vaccination is much more effective in young than old adults
how can the efficiency of the flu vaccine be increased
Kohut et al 2004: by physical exercise
changes in sleep in older adults
-fragmented
-frequent waking: toilet, physical issues e.g arthritis and lung disease
-decrease in stage 4 and REM sleep
-Gamaldo et al 2016: sleep disturbance in those 60+ promotes depression, risk of cardiovascular disease and neuronal dysfunction
changes in genes in older adults
-genes play role in longevity
-MZ have more similar lifespans and illness rates than DZ twins
-Muabito 2012: centenarians run in the family
psychological changes in older adults
memory
Erikson’s model
ageism
cognitive decline
optimism
changes to memory
-west and crook 1990: age 60+ find it harder to remember phone numbers
-good general knowledge particularly when given contextual cues
-may need more time to learn things but performance may be as good as younger adult
-reduction to hippocampal vol (vital for LTM)
-change to cog processing strategies e. focusing on accuracy vs speed