18 Questions
Which theory of aging suggests that natural selection has not eliminated harmful conditions and nonadaptive characteristics in older adults?
Evolutionary Theory
Which theory of aging is associated with the idea that cells have a limited capacity to reproduce and repair themselves?
Cellular Clock Theory
Which theory of aging proposes that accumulated damage caused by free radicals contributes to the aging process?
Free-Radical Theory
In terms of aging, what does the Mitochondrial Theory focus on?
Mitochondrial DNA damage
Which group is typically considered the 'Young-Old' in terms of age categorization?
(65-74 years old)
What distinguishes the 'Old-Old' from the 'Oldest-Old' in terms of age categorization?
(75-84 years old) vs. (85+ years old)
What is the difference between life span and life expectancy?
Life span is the maximum number of years an individual can live, while life expectancy is the number of years that the average person born in a particular year will probably live.
Which factor contributes to the increase in life expectancy according to the text?
Improvements in medicine, nutrition, exercise, and lifestyle
What is one way Sadie's exercise routine helps her combat osteoporosis?
It slows down calcium loss from her bones
What has contributed to the increase in life expectancy in India from 2000 to 2019?
Improved healthcare and medical facilities
What aspect primarily influences differences in life expectancies across countries?
Health conditions and quality of medical care
What has contributed to Japan having the highest life expectancy at birth?
Excellent health conditions and advanced medical care
What is the focus of the Biological theories of aging discussed in the text?
Physical Development in Old Age
Which theory of aging suggests that cells can divide a maximum number of times before they stop dividing and enter a state of senescence?
Cellular Clock Theory
Which theory of aging proposes that accumulated damage from oxygen radicals leads to cellular and tissue aging?
Free-Radical Theory
What is the term used to describe individuals who fall within the Oldest Old category based on life span?
Oldest Old
When do individuals typically stand 'alone at the heart of the earth'?
In Late Adulthood
What does Oliver Wendell Holmes, Sr. suggest about being 'seventy years young' compared to 'forty years old'?
'Seventy years young' is more cheerful than 'forty years old'
Explore the physical, lifestyle, social, cognitive, and mental health aspects of late adulthood, including life expectancy, biological theories of aging, retirement phases, cognitive functioning like memory and attention, and mental health conditions like depression and dementia.
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