Chapter 17 and 18 Flashcards
(131 cards)
Centenarian
Someone who lives to be 100 or older
Geronotology
The scientific study of aging
Canadian longitudinal study on aging
Giant test with over 50,000 people to see how old they live and various factors that kill them off
The 3 subgroups
Young-old
Old-old
Oldest-old
Young-old
60-75
Old-old
75-85
Oldest-old
85 and up
The maximum life span is about
120 years
Senescence
Physical changes and declines associated with aging
Hayflick limit
The theoretical proposal that each species is subject to a genetically programmed role limit, after a cell can not longer replicate itself
Telomere
At the tip of each chromosome is a mechanism to server as a time keeping mechanism
Cross linking
The formation of undesirable bonds between proteins or fats
Free radicals
Molecules or atoms that possess an unpaired electron
Cellular damage
The organisms inability to repair breaks in DNA strands results in a loss of cellular function, leading to age
In the absence of ________, and organism would waste away once the existing adult cells had reached the ______________
Stem cells
Hayflick limit
The _____ determines the maximum Lifespan of different species
Genotype
The variation in longetivity affected by the accumulation over time of epigenetic errors that ______________________
Compromise adult stem cell function
Functional status
Measure of an individuals ability to perform certain roles and tasks, particularly self help tasks and other chores of daily living
Daily living tasks are grouped into two groups. What are they?
Activities of daily living
Instrumental activities of daily living
Activities of daily living
Bathing, dressing, using the toilet, etc
Instrumental activities of daily living
Includes doing housework, cooking, and managing money
Frail elderly
Seniors who’s physical and cognitive impairments are so severe they can not care for themselves
Majority of older Canadian adults regard their health as
Good or excellent
____ is the single largest factor determining the trajectory of an adults physical or mental status over the years beyond _____
Health
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