Aging Theories and Immunity Quiz

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What does the programmed (Hayflick limit) theory propose about cell reproduction?

Cells can only reproduce a limited number of times. (correct)

Cells reproduce faster as the body ages.

Cells can reproduce indefinitely with no limits.

Cells can replicate only under specific environmental conditions.

What is the primary focus of genomics?

Studying the social interactions of humans.

Analyzing biological processes in aging.

Understanding the genetic basis of the genome. (correct)

Examining the impact of nutrition on health.

Which of the following processes is referred to by the term 'biological'?

Processes that occur in artificial environments.

Processes that occur in the bodies of living organisms. (correct)

Processes related to chemical engineering.

Processes involved in technological advancements.

What role does the immune system play according to the Immunity Theory?

It plays a crucial role in recognizing and eliminating cancerous cells. Signup and view all the answers

Who developed the concept of the programmed theory related to cell reproduction?

Leonard Hayflick Signup and view all the answers

What is a consequence of the biological clock starting at conception?

It may manifest as reduced immune function with age. Signup and view all the answers

Which component is NOT part of the immune system's response to cancer?

Erythrocytes Signup and view all the answers

Which of the following statements about the Immunity Theory is accurate?

The theory emphasizes the immune system's role in cancer surveillance. Signup and view all the answers

What is the primary focus of the neuroendocrine control theory in relation to aging?

It identifies changes in hormone production as a key factor in aging. Signup and view all the answers

Which of the following best describes stochastic theories of aging?

They acknowledge randomness and chance in aging outcomes. Signup and view all the answers

According to the content, what is an example of a stochastic approach?

The prediction models used in weather forecasting. Signup and view all the answers

What is the primary premise of the Error Theory proposed by Lesley Orgel?

Defective cellular processes lead to the accumulation of errors. Signup and view all the answers

Which hormone is primarily associated with regulating biological rhythms and declines after puberty?

Melatonin Signup and view all the answers

What aspect of aging does the metabolic theory emphasize?

Caloric restriction's effects on lifespan extension. Signup and view all the answers

What does the neuroendocrine control (pacemaker) theory suggest?

An aging clock exists that regulates lifespan through hormonal balance. Signup and view all the answers

Which of the following systems is controlled by the hypothalamus according to the content provided?

Female reproductive system Signup and view all the answers

What does the error catastrophe theory suggest about genetic information?

It can decline, leading to cellular dysfunction. Signup and view all the answers

According to the wear and tear theory, what is primarily responsible for aging?

Accumulative cellular damage. Signup and view all the answers

What does the free radical theory focus on in relation to aging?

Damage caused by environmental free radicals. Signup and view all the answers

What is the primary assertion of the rate of living theory?

Faster metabolism leads to shorter lifespan. Signup and view all the answers

Which psychological theory focuses on human development and behavior over a lifetime?

Maslow’s Hierarchy of Needs. Signup and view all the answers

Which theory suggests an accumulation of cross-linked proteins contributes to aging?

Cross-linkage theory. Signup and view all the answers

What decrease in metabolism occurs each decade after age 20, according to caloric restriction theory?

10 percent. Signup and view all the answers

Which of the following is NOT a psychological theory of aging mentioned?

Cognitive Dissonance Theory. Signup and view all the answers

What basic requirement must be met for human survival according to the physiological needs?

Metabolic needs such as air and food Signup and view all the answers

What does the Free Radical Theory propose about aging?

Aging occurs due to cellular damage from free radicals. Signup and view all the answers

Which of the following is a component of safety needs according to the provided content?

Financial security Signup and view all the answers

What is the primary focus of the Connective Tissue/Cross Linkage Theory of Aging?

Chemical bonds that negatively affect bodily functions Signup and view all the answers

What type of needs takes over once physiological needs are satisfied?

Safety needs Signup and view all the answers

What example illustrates a physiological need?

Access to clean water Signup and view all the answers

How do free radicals impact the human body?

They induce oxidative stress, leading to cell damage. Signup and view all the answers

Which of the following needs relates to social connections?

Social needs Signup and view all the answers