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 (D)</p> Signup and view all the answers

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

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

What is the endocrine function of white fat cells?

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

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

<p>20% (C)</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 (D)</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 (B)</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 (D)</p> Signup and view all the answers

What is the formula to calculate BMI?

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

What BMI range is considered underweight?

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

What BMI range is considered normal?

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

What BMI range is considered overweight?

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

What BMI range is considered obese?

<p>30.0 and above (B)</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 (D)</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 (D)</p> Signup and view all the answers

What does bioelectrical impedance measure?

<p>Indirectly estimates % body fat (C)</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) (A)</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 (A)</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 (B)</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 (C)</p> Signup and view all the answers

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