Aging: Definitions, Trends and Physiologic Changes PHTR 627 Ruth Hansen PT, DPT, CCS
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Questions and Answers

What is the typical annual decrease in gait velocity for normal walking after age 70?

  • 10%
  • 15% (correct)
  • 20%
  • 25%

    • What is the main reason for the decline in gait velocity with age?

  • Decreased time in double limb support
  • Decreased cadence
  • Increased step length
  • Shorter steps at the same rate (correct)

    • Which sensory system shows a decrease in touch sensitivity with age?

  • Touch (correct)
  • Vision
  • Taste
  • Hearing

    • What is the impact of chronic illness on the aging process?

    <p>Accelerates the aging process</p> Signup and view all the answers

    What is the main focus of the article mentioned?

    <p>Changes in the aging process</p> Signup and view all the answers

    Which system experiences a decrease in muscle mass and bone density with age?

    <p>Musculoskeletal System</p> Signup and view all the answers

    What is a common functional change in the cardiovascular system with aging?

    <p>Peak heart rate decreases</p> Signup and view all the answers

    According to the text, what is the age defining 'Old Age'?

    <p>65 years of age</p> Signup and view all the answers

    What term is used for individuals over 85 years of age?

    <p>Oldest old</p> Signup and view all the answers

    What is the study of populations known as?

    <p>Demographics</p> Signup and view all the answers

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