Question 1

Which of the following is not an antioxidant?

Accepted Answer

A)  Vitamin B 
B)  Vitamin C 
C)  Vitamin E 
D)  Beta-carotene 
A)  Vitamin B 
B)  Vitamin C 
C)  Vitamin E 
D)  Beta-carotene A

Question 2

A problem for wear and tear theory is that

Accepted Answer

A)  it is not scientific 
B)  body parts with the most wear seem to last longer 
C)  tears in human tissue are quickly healed 
D)  all of the above 
A)  it is not scientific 
B)  body parts with the most wear seem to last longer 
C)  tears in human tissue are quickly healed 
D)  all of the above B

Question 3

Which of the following hormones has been found to increase muscle mass when given to older men but also led to swollen ankles and stiff joints?

Accepted Answer

A)  melatonin 
B)  telomerase 
C)  DHEA 
D)  Human growth hormone 
A)  melatonin 
B)  telomerase 
C)  DHEA 
D)  Human growth hormone D

Question 4

Mice given anti-oxidants with their food can live 30% longer than mice given a normal diet. Such results

Accepted Answer

A)  are excellent support for free radical theory 
B)  are difficult to interpret because the long lived mice also eat less 
C)  provide good evidence for garbage accumulation theories of senescence 
D)  argue against garbage accumulation theories of senescence 
A)  are excellent support for free radical theory 
B)  are difficult to interpret because the long lived mice also eat less 
C)  provide good evidence for garbage accumulation theories of senescence 
D)  argue against garbage accumulation theories of senescence

Question 5

Which of the following animals show very little senescence even when kept in captivity?

Accepted Answer

A)  turtles 
B)  cats 
C)  canaries 
D)  catfish 
A)  turtles 
B)  cats 
C)  canaries 
D)  catfish

Question 6

A major difference between programmed and unprogrammed theories of senescence is that programmed theories

Accepted Answer

A)  attribute senescence to environmental factors 
B)  claim that senescence follows a predetermined plan 
C)  rely on computer models to predict senescence in a given species 
D)  all of the above 
A)  attribute senescence to environmental factors 
B)  claim that senescence follows a predetermined plan 
C)  rely on computer models to predict senescence in a given species 
D)  all of the above

Question 7

Compare and contrast some of the theories presented in this chapter.

Accepted Answer

In this chapter, several theories are pr

Question 8

Free radicals result from

Accepted Answer

A)  consuming antioxidants 
B)  advanced senescence 
C)  sunlight and radiation 
D)  too much R and R 
A)  consuming antioxidants 
B)  advanced senescence 
C)  sunlight and radiation 
D)  too much R and R

Question 9

DNA damage/repair theory claims that senescence is due to cells reading less of the DNA strand as they grow older. This is thought to occur because

Accepted Answer

A)  the DNA strand has been damaged by environmental factors 
B)  DNA repair units may grow more efficient with age 
C)  Older cells can not easily decode DNA strands 
D)  Old cells read only about 30% of a DNA strand 
A)  the DNA strand has been damaged by environmental factors 
B)  DNA repair units may grow more efficient with age 
C)  Older cells can not easily decode DNA strands 
D)  Old cells read only about 30% of a DNA strand

Question 10

Describe three theories, which attempt to explain senescence and the evidence for and against each one.

Accepted Answer

1. The Telomere Shortening Theory: This

Question 11

One line of evidence against telomere length being responsible for senescence is that

Accepted Answer

A)  telomere length doesn't change with age 
B)  senescent tissue often has long telomere strands 
C)  telomere length cannot be measured 
D)  cells don't immediately die when they stop dividing 
A)  telomere length doesn't change with age 
B)  senescent tissue often has long telomere strands 
C)  telomere length cannot be measured 
D)  cells don't immediately die when they stop dividing

Question 12

DNA damage might be caused by

Accepted Answer

A)  the actions of free radicals 
B)  sunlight 
C)  pollutants in the air 
D)  all of the above 
A)  the actions of free radicals 
B)  sunlight 
C)  pollutants in the air 
D)  all of the above

Question 13

In this chapter's Senior View, Martha Russell expresses strong disagreement with any theories that claim

Accepted Answer

A)  you can put off senescence 
B)  everyone gets sick when they get old 
C)  most people know very little about senescence 
D)  our fates are controlled by chance 
A)  you can put off senescence 
B)  everyone gets sick when they get old 
C)  most people know very little about senescence 
D)  our fates are controlled by chance

Question 14

Describe possible connections among some of the theories of senescence presented in this chapter.

Accepted Answer

Some possible connections among the theo

Question 15

The initial length of telomere stand for members of a species is

Accepted Answer

A)  always the same 
B)  dependent upon season of birth 
C)  dependent upon climate 
D)  determined genetically 
A)  always the same 
B)  dependent upon season of birth 
C)  dependent upon climate 
D)  determined genetically

Question 16

Free radicals are

Accepted Answer

A)  highly reactive molecules 
B)  scavenger viruses 
C)  serious infections 
D)  a group of radical seniors 
A)  highly reactive molecules 
B)  scavenger viruses 
C)  serious infections 
D)  a group of radical seniors

Question 17

Describe the difference between programmed and unprogrammed theories of senescence. Describe in detail one theory of each category.

Accepted Answer

Programmed theories of senescence propos

Question 18

High levels of DHEA have been associated with

Accepted Answer

A)  lower risk of cardiovascular disease in older men 
B)  lower risk of cardiovascular disease for men and women 
C)  higher risk of cardiovascular disease in women 
D)  higher risk of cardiovascular disease for men and women 
A)  lower risk of cardiovascular disease in older men 
B)  lower risk of cardiovascular disease for men and women 
C)  higher risk of cardiovascular disease in women 
D)  higher risk of cardiovascular disease for men and women

Question 19

One version of the evolution theory of senescence claims that

Accepted Answer

A)  we are programmed to decline and die after reaching adulthood 
B)  natural selection determines the life span of a species 
C)  only the healthiest individuals will live beyond middle-age 
D)  we are meant to only live long enough to reproduce 
A)  we are programmed to decline and die after reaching adulthood 
B)  natural selection determines the life span of a species 
C)  only the healthiest individuals will live beyond middle-age 
D)  we are meant to only live long enough to reproduce

Question 20

Our bodies have a natural built in protection against the actions of free radicals. This protection is referred to as

Accepted Answer

A)  DHEA 
B)  SOD 
C)  Vitamin C 
D)  Anti-oxidants 
A)  DHEA 
B)  SOD 
C)  Vitamin C 
D)  Anti-oxidants

Which of the following is not an antioxidant?

A problem for wear and tear theory is that

Which of the following hormones has been found to increase muscle mass when given to older men but also led to swollen ankles and stiff joints?

Mice given anti-oxidants with their food can live 30% longer than mice given a normal diet. Such results

Which of the following animals show very little senescence even when kept in captivity?

A major difference between programmed and unprogrammed theories of senescence is that programmed theories

Compare and contrast some of the theories presented in this chapter.

Free radicals result from

DNA damage/repair theory claims that senescence is due to cells reading less of the DNA strand as they grow older. This is thought to occur because

Describe three theories, which attempt to explain senescence and the evidence for and against each one.

One line of evidence against telomere length being responsible for senescence is that

DNA damage might be caused by

In this chapter's Senior View, Martha Russell expresses strong disagreement with any theories that claim

Describe possible connections among some of the theories of senescence presented in this chapter.

The initial length of telomere stand for members of a species is

Free radicals are

Describe the difference between programmed and unprogrammed theories of senescence. Describe in detail one theory of each category.

High levels of DHEA have been associated with

One version of the evolution theory of senescence claims that

Our bodies have a natural built in protection against the actions of free radicals. This protection is referred to as

An Introduction to Human Aging

Research Methods and Issues

Physical Aspects of Aging: Changes in Our Bodies

Health and Longevity

Sensation, Perception, and Slowing

Memory and Cognition

Intelligence, Wisdom, and Creativity

Personality

Relationships

Working and Retirment

Psychopathology

Healthy/helpful Environments

Death and Bereavement

Looking to the Future

Filters

Exam 4: Theories of Senescence and Aging

Which of the following is not an antioxidant?

A problem for wear and tear theory is that

Which of the following hormones has been found to increase muscle mass when given to older men but also led to swollen ankles and stiff joints?

Mice given anti-oxidants with their food can live 30% longer than mice given a normal diet. Such results

Which of the following animals show very little senescence even when kept in captivity?

A major difference between programmed and unprogrammed theories of senescence is that programmed theories

Compare and contrast some of the theories presented in this chapter.

Free radicals result from

DNA damage/repair theory claims that senescence is due to cells reading less of the DNA strand as they grow older. This is thought to occur because

Describe three theories, which attempt to explain senescence and the evidence for and against each one.

One line of evidence against telomere length being responsible for senescence is that

DNA damage might be caused by

In this chapter's Senior View, Martha Russell expresses strong disagreement with any theories that claim

Describe possible connections among some of the theories of senescence presented in this chapter.

The initial length of telomere stand for members of a species is

Free radicals are

Describe the difference between programmed and unprogrammed theories of senescence. Describe in detail one theory of each category.

High levels of DHEA have been associated with

One version of the evolution theory of senescence claims that

Our bodies have a natural built in protection against the actions of free radicals. This protection is referred to as

An Introduction to Human Aging

Research Methods and Issues

Physical Aspects of Aging: Changes in Our Bodies

Health and Longevity

Sensation, Perception, and Slowing

Memory and Cognition

Intelligence, Wisdom, and Creativity

Personality

Relationships

Working and Retirment

Psychopathology

Healthy/helpful Environments

Death and Bereavement

Looking to the Future

Filters