Late Adulthood Flashcards
what are the ages associated with late adulthood
65+
late adulthood is the
a) slowest growing segment of canadian population
b) fastest growing segment of canadian population
b
what are the three categories of late adulthood
young old, old old, oldest old
true or false - 65+ adults are usually grouchy and sluggish
false - not much evidence to support this
define senescence
gradual deterioration of body systems
is the life expectancy higher for women or men
women
what major theory does the cellular clock theory belong to and briefly explain it
it belongs to the programmed theories of biological aging
- species have a time limit as to when their cells lose the ability to replicate
-> every time the cell replicates, the some of the telomere is lost -> loss of protection
-> telomerase is supposed to help restore the telomeres after replicating -> as we age we lose the ability to create telomerase
what major group does the hormonal stress theory belong to and briefly explain it
it belongs to the programmed theories of biological aging
-> after illness, corticosteroids and adrenaline levels are high -> increasing risk for chronic diseases
explain the wear and tear theory
our bodies become less capable of repairing themselves -> loss of cellular function -> limited amount of stem cells
what major theory does the free radical theory belong to and explain it
it belongs to the cellular damage theory
-> radicals give risk to the damage of cell proteins, dna and membranes
-> less antioxidants
which theory of biological aging causes wrinkles and arthritis
cross linking theory
define the cross liking theory
cell proteins bind together -> stiffening of the proteins
there is a loss of
a) grey matter
b) white matter
c) both
a
decrease or increase
plasticity
decrease
decrease or increase
reaction time
increases
decrease or increase
brain weight
decreases
decrease or increase
number of dendtrites
decreases
decrease or increase
calcium levels
decreases
true or false - osteoporosis is more common in women
true
why is osteoporosis more common in women
because estrogen levels drop
what are some vision issues at this age
presbyopia, macular degeneration and glaucoma
1 in __ will need to have cataracts
5
presbycusis is associated with
a) hearing
b) vision
a
what is a hearing issue that occurs at this age
tinnitus
true or false - hearing loss happens more quickly in women
false - in men
true or false - 65+ adults are more likely to get skin damage from hot or cold
true - because skin is less responsive to cold or heat
how many hours of sleep should adults at this age get
average 7 hours
why do women and men wake up more frequently during the night
women - menopause -> hot flashes
men -> prostate enlargement -> pee more
what happens to this age group’s eating habits
satiety sensation is impaired -> the signal that tells them to stop eating is dysfunctional