___ theories explain biological aging as result of complex predetermined processes -
Answers -Non stochastic theories
__ theories explain biological aging as resulting from random assaults from both the
internal and external environment - Answers -Stochastic theories
_ theory proposes that cellular division is threatened as a result of radiation or chemical
reaction in which a cross-linking agent attaches itself to a DNA strand and prevents
normal parting of the strands during mitosis cause the cross-linking agents to
accumulate. - Answers -Cross-Linking Theory [stochastic theory]
_ theory entails molecules damaging proteins, enzymes and DNA by replacing
molecules that contain useful biological information with faulty molecules that create
genetic disorder - Answers -Free Radical Theory [stochastic theory]
_ are highly unstable, reactive molecules containing an extra electrical charge that
generates from oxygen metabolism - Answers -Free radicals [stochastic theory]
_ theory entails age pigments being associated with the oxidation of unsaturated lipids.
As ti accumulates, it interferes with the diffusion and transport of essential metabolites
and information bearing molecules in cells - Answers -Lipofuscin Theory [stochastic
theory]
__ is a lipoprotein by-product of oxidation that can be seen only a fluorescent
microscope - Answers -Lipofuscin [stochastic theory]
_ theory attributes aging to the repeated use and injury of the body over time as it
performs its highly specialized function - Answers -Wear and tear theory [stochastic
theory]
_ theory suggests that aging occurs due to a declining force of natural selection with
age - Answers -Mutation Accumulation Theory [stochastic theory]
_ theory suggests that accumulated mutant genes that have negative effects on life may
have had beneficial effects in early life - Answers -Antagonistic Pleiotropy theory
[stochastic theory]
, _ theory proposes that aging is related to the use of the body's energy rather than to
genertics - Answers -Disposable Soma Theory [stochastic theory]
_ is the study of the connection between aging and disease processes - Answers -
Biogerontology [stochastic theory]
_ is the process of programmed cell death that continuously occurs through life due to
biochemical events - Answers -Apoptosis [non stochastic theory]
_ theory proposing that animals and humans are born with a genetic program or
biological clock that predetermines the life span - Answers -Programmed theory of
aging [non stochastic theory]
_ theory proposes a genetic determination for aging. This theory holds that genetic
mutations are responsible for aging by causing organ decline as a result of self-
perpetuating cellular mutations - Answers -Error theory [non stochastic theory]
_ and _ are the primary organs of the immune system, believed to be affected by the
aging process - Answers -bone marrow and thymus
[non stochastic theory]
hypothesis about cells undergoing changes with age and the body misidentifying these
aged, irregular cells as foreign agents and developing antibodies to attack them -
Answers -Autoimmune reactions [non stochastic theory]
_ and _ theories suggest that aging is the result of changes int he brain and endocrine
glands - Answers -Neuroendocrine and Neurochemical Theory [non stochastic theory]
_ suggests that repeated exposure to radiation that promotes aging and decreased life
span - Answers -Radiation theory [non stochastic theory]
_ theory suggests that good diet may minimize or eliminate some of the ill effects of the
aging procress - Answers -Nutrition theories
_ theory views aging as a process in which society and the individual gradually withdraw
or disengage from each other to the mutual satisfaction and benefit of both - Answers -
Disengagement theory
_ theory relates personality and predisposition toward certain actions in old age to
similar factors during other phases of life cycle. Personality and basic patterns of
behavior are said to remain unchanged as individual ages - Answers -Continuity Theory
_ theory views older adults as a group with distinct norms, beliefs, expectations, habits
and issues that separate them from the rest of society. - Answers -Subculture Theory
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.