Question & Answers 2023/2024
True or false
There is no universally accepted definition of aging correct answers True
The maximum life expectancy for humans today appears to be... correct answers 122
Observations correct answers (Including physical and behavioral data)
Collected and studied to scientifically prove or disprove the effects of aging
Psychosocial correct answers Describing the relation of the individual's emotional needs to the social
environment
True or false
The specific causes and process involved in aging are not completely understood correct answers True
Biological theories of aging attempts to explain the... correct answers Physical changes of aging
Theory correct answers well-tested explanation that unifies a broad range of observations
True or false
All members of a species suffer a gradual, progressive loss of function over time because of their
biological structure correct answers True
Programmed theory correct answers aging has a strong genetic component, driven by genetically
regulated processes
Run-out-of-program theory correct answers Proposes everyone has limited amount of genetic material
that will run out eventually
Rate of living theory correct answers proposes that individuals have a finite number of breaths or
heartbeats that are used up over time
Gene theory correct answers Proposes the existence of one or more harmful genes that activate over
time, resulting in the typical changes seen with aging and limiting the life span of the individual
Error theory correct answers Propose that aging is caused by environmental damage that accumulates
over time
Somatic mutation theory correct answers proposes that aging results from deoxyribonucleic acid (DNA)
damage caused by exposure to chemicals or radiation, and that this damage causes chromosomal
abnormalities that lead to disease or loss of function later in life
Free radicals correct answers Unstable molecules that produced by the body during the normal
processes of respiration and metabolism or following exposure to radiation and pollution