Obesity and Appetite Quiz
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Questions and Answers

What is the aim of the lecture on obesity and appetite?

  • To explore the cultural perceptions of obesity
  • To outline what obesity is, how it is measured, and its prevalence (correct)
  • To discuss the impact of obesity on mental health
  • To analyze the genetic factors contributing to obesity

    • What is the function of brown fat cells (BAT)?

  • Insulate the body
  • Generate heat (correct)
  • Store long-term energy
  • Cushion internal organs

    • What percentage of the body mass of babies do brown fat cells (BAT) constitute?

  • 5% (correct)
  • 20%
  • 10%
  • 15%

    • What is the primary function of white fat cells?

    <p>Insulate the body</p> Signup and view all the answers

    What is the composition of each white fat cell in terms of fat percentage?

    <p>85%</p> Signup and view all the answers

    What is the endocrine function of white fat cells?

    <p>Produce hormones such as Leptin and Resistin</p> Signup and view all the answers

    What percentage of an average weight woman is composed of white fat cells?

    <p>20%</p> Signup and view all the answers

    Where are white fat cells distributed in different ways in men and women?

    <p>Women have more on hips/thighs and men have more on the waist</p> Signup and view all the answers

    What happens when the body ingests more energy than it uses?

    <p>The excess energy is turned into fat and stored in white fat cells</p> Signup and view all the answers

    What is the primary aim of all forms of obesity measurement?

    <p>To estimate the proportion of a person’s body which is made of fat</p> Signup and view all the answers

    What is the formula to calculate BMI?

    <p>Weight (kg) / Height (m)²</p> Signup and view all the answers

    What BMI range is considered underweight?

    <p>Below 18.5</p> Signup and view all the answers

    What BMI range is considered normal?

    <p>18.5-24.9</p> Signup and view all the answers

    What BMI range is considered overweight?

    <p>25.0-29.9</p> Signup and view all the answers

    What BMI range is considered obese?

    <p>30.0 and above</p> Signup and view all the answers

    What is a limitation of BMI as a measure of body fat?

    <p>Takes no account of fat distribution</p> Signup and view all the answers

    Which measure is good for estimating a separate risk factor for heart disease and stroke?

    <p>Waist circumference</p> Signup and view all the answers

    What does bioelectrical impedance measure?

    <p>Indirectly estimates % body fat</p> Signup and view all the answers

    Which survey provides comprehensive data on body weight in the USA?

    <p>Behavioral Risk Factor Surveillance System (BRFS)</p> Signup and view all the answers

    What is the consensus regarding the prevalence of obesity?

    <p>We are in the midst of an obesity epidemic</p> Signup and view all the answers

    What is the limitation of telephone surveys in estimating obesity levels?

    <p>Systematically underestimate levels of obesity and overweight</p> Signup and view all the answers

    What is the main limitation of skin fold thickness measurement?

    <p>Does not provide measure of general adiposity</p> Signup and view all the answers

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