Appetite Week 8
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Questions and Answers

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

  • Cushioning the internal organs
  • Storing long-term energy
  • Generating heat (correct)
  • Insulating the body
  • What percentage of the body mass do brown fat cells (BAT) constitute in babies for generating heat?

  • 20%
  • 15%
  • 10%
  • 5% (correct)
  • What is the primary function of white fat cells?

  • Generating heat
  • Cushioning the internal organs
  • Insulating the body
  • Storing long-term energy (correct)
  • What percentage of each white fat cell is fat?

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

    What is the distribution difference of white fat cells in men and women?

    <p>More on hips/thighs in women and more on the waist in men</p> Signup and view all the answers

    What happens when the body is in positive energy balance?

    <p>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>Estimate the proportion of a person's body made of fat</p> Signup and view all the answers

    What is the primary endocrine function of white fat cells?

    <p>Producing insulin resistance</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

    For an average Australian man weighing 85 Kg and 1.79 M tall, what is their BMI?

    <p>26.6</p> Signup and view all the answers

    What does a BMI of 18.5-24.9 indicate?

    <p>Normal range</p> Signup and view all the answers

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

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

    What is the formula to calculate waist circumference?

    <p>Measure around stomach (or waist to hip ratio)</p> Signup and view all the answers

    What does a waist circumference of 94cm+ indicate for men?

    <p>Excess risk for heart disease and stroke</p> Signup and view all the answers

    What does bioelectrical impedance measure?

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

    What is a consequence of insulin resistance?

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

    What is the estimated direct health costs per year per person for obesity in Australia?

    <p>$2788</p> Signup and view all the answers

    What is the estimated direct healthcare costs for the obese in the US in 2012?

    <p>210 Billion US$</p> Signup and view all the answers

    What is the prevalence of overweight and obesity in Australia?

    <p>67% overweight, 31% obese</p> Signup and view all the answers

    What is the most common type of diabetes related to body weight?

    <p>Type II diabetes</p> Signup and view all the answers

    What is the direct consequence of obesity that causes Type II diabetes?

    <p>Excess weight gain</p> Signup and view all the answers

    What is the BMI threshold at which the risk of getting Type II diabetes starts to rise linearly?

    <p>22</p> Signup and view all the answers

    What brings marked improvement in managing Type II diabetes?

    <p>Modest loss of weight</p> Signup and view all the answers

    What is a chronic disease managed via diet, exercise, drugs, and insulin treatment?

    <p>Type II diabetes</p> Signup and view all the answers

    What increases the chance of a fatal heart attack in an obese person?

    <p>Abnormal blood clotting</p> Signup and view all the answers

    What percentage of endometrial cancers can be attributed to obesity?

    <p>49%</p> Signup and view all the answers

    What medical condition leads to temporary stoppage of breathing when sleeping?

    <p>Sleep apnoea</p> Signup and view all the answers

    What are obese children viewed as by their peers, according to the text?

    <p>More lazy, dirty, stupid, ugly, and dishonest</p> Signup and view all the answers

    What are the psychosocial effects of obesity like for adolescents, according to longitudinal studies?

    <p>Reveal poorer educational and social outcomes</p> Signup and view all the answers

    What are obese adults less likely to do, according to the text?

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

    What has been increasing for the last 50 years, especially in developed nations?

    <p>Proportion of people who are overweight and obese</p> Signup and view all the answers

    What is accompanied by significant medical complications imposing major social and financial costs upon society?

    <p>Increase in overweight and obesity</p> Signup and view all the answers

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