Theories of Aging

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Questions and Answers

Which of the following factors contribute to the accumulation of damage in the human body over time?

  • Absence of essential agents for terrestrial life
  • Injury and exposure to environmental factors (correct)
  • Lack of repair and turnover mechanisms
  • Perfect repair and turnover mechanisms

What is the main reason why damage accumulates in the human body despite repair and turnover mechanisms?

  • Damage doesn't accumulate over time
  • Repair and turnover mechanisms are less than perfect (correct)
  • Damage is prevented by essential agents for terrestrial life
  • Repair and turnover mechanisms are perfect

Which of the following agents are essential for terrestrial life and can contribute to the accumulation of damage in the human body?

  • Injury and exposure to environmental factors
  • Lack of water, oxygen, and sunlight
  • Water, oxygen, and sunlight (correct)
  • Perfect repair and turnover mechanisms

Which of the following statements best describes the wear and tear theories of aging?

<p>The human body accumulates damage over time due to injury and exposure to environmental factors. (A)</p> Signup and view all the answers

What is the main reason why repair and turnover mechanisms in the human body are less than perfect?

<p>The repair and turnover mechanisms are not efficient enough to prevent all damage from accumulating. (A)</p> Signup and view all the answers

Which of the following agents are essential for terrestrial life and can contribute to the accumulation of damage in the human body?

<p>Water, oxygen, and sunlight (C)</p> Signup and view all the answers

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