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Role of Vitamins in Preventing Age-Related Diseases and Programmed Cell Death Theories Quiz

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Role of Vitamins in Preventing Age-Related Diseases and Programmed Cell Death Theories Quiz

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Questions and Answers

Which of the following vitamins help prevent the formation of free radicals by preventing oxygen from combining with molecules?

Vitamin D

Vitamin B

Vitamin K

Vitamin A (correct)

What is the role of vitamin C in relation to free radicals and aging?

Accelerate the aging process

Promote the formation of free radicals

Prevent free radicals from forming (correct)

Have no impact on free radicals

What is the main function of programmed cell death in aging?

Promote cell growth

Trigger processes in other cells (correct)

Prevent cell division

Increase life span

Why is it important to further understand genetic programming theories in relation to aging?

To explain individual differences in aging Signup and view all the answers

What do the implications of the developmental forces refer to in the context of aging theories?

Interact dynamically with various forces to explain individual differences in aging Signup and view all the answers

What is the main assumption behind Rate-of-Living Theories in the context of aging?

People are born with a limited amount of potential that can be expended at some rate Signup and view all the answers

Which cellular theory suggests that there might be limits on how often cells divide before dying?

Hayflick limit theory Signup and view all the answers

What happens to the tips of chromosomes (telomeres) according to the Hayflick limit theory?

They become shorter with each replication until they can't replicate anymore Signup and view all the answers

What is the main role of free radicals in cellular metabolism according to theories of aging?

To cause cellular damage as a byproduct of normal metabolism Signup and view all the answers

Which theory suggests that cellular aging may be impacted by the formation of cross-links that make tissues stiff?

Cross-linking theory Signup and view all the answers

What neurotransmitter is mainly implicated in cognitive aging based on the text?

Dopamine Signup and view all the answers

Which brain structure experiences considerable shrinkage in older age according to the text?

Frontal lobe Signup and view all the answers

What type of information processing shows age-related increase in older adults?

Automatic judgment processes Signup and view all the answers

Which theory proposes that intelligence arises from distributed and integrated networks in specific brain areas?

Parieto-Frontal Integration Theory Signup and view all the answers

The CRUNCH hypothesis suggests that aging brains tend to overutilize regions in which hemisphere on demanding tasks?

Left hemisphere Signup and view all the answers