Pathophysiology of Obesity
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Questions and Answers

Which method is NOT mentioned for assessing body composition?

  • Dual-energy x-ray absorptiometry (DEXA)
  • Blood test (correct)
  • Bioelectrical impedance
  • Skinfolds

What is the BMI threshold for obesity in Japan?

  • ≥ 25
  • ≥ 24.9 (correct)
  • 23.0 to 24.9
  • ≥ 30

Which type of obesity is more closely related to elevated cardiometabolic risk?

  • Gynoid obesity
  • Subcutaneous obesity
  • Visceral obesity (correct)
  • Android obesity

What is the waist circumference threshold for increased health risk in women?

<blockquote> <p>80cm (B)</p> </blockquote> Signup and view all the answers

What is the best practical predictor of visceral fat?

<p>Sagittal diameter (B)</p> Signup and view all the answers

What is the main cause of obesity according to the text?

<p>Increased calorie intake (B)</p> Signup and view all the answers

What is the main function of leptin hormone?

<p>Regulating weight (C)</p> Signup and view all the answers

Which of the following statements about overweight and obesity is true?

<p>Exercise and dietary changes are the main contributors to weight loss (A)</p> Signup and view all the answers

What is the per capita spending difference between an obese individual and someone of normal body weight in Australia?

<p>$830 more for an obese individual (B)</p> Signup and view all the answers

What is considered the second leading cause of preventable death in the United States?

<p>Obesity and sedentary lifestyle (C)</p> Signup and view all the answers

What is the main characteristic of overweight and obesity?

<p>Abnormal or excessive fat accumulation (A)</p> Signup and view all the answers

What does Body Mass Index (BMI) indicate?

<p>Height-to-weight ratio (C)</p> Signup and view all the answers

What is the BMI range for obesity in Australia?

<p>30 or higher (C)</p> Signup and view all the answers

Is a given BMI always considered 'unhealthy'?

<p>No, a high BMI is not always unhealthy (D)</p> Signup and view all the answers

Which factor is thought to be a genetic cause of obesity in at least half of human cases?

<p>Body fat distribution (B)</p> Signup and view all the answers

What happens to growth hormone and gonadal hormone secretion as individuals age?

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

What is the set-point theory in relation to weight loss?

<p>Weight loss patients tend to gain more weight unless they restrict calories or increase physical activity (C)</p> Signup and view all the answers

Why is augmenting energy expenditure through medications complicated?

<p>It leads to increased blood pressure and heart rate (C)</p> Signup and view all the answers

What hormone is dramatically reduced following gastric bypass weight loss surgery?

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

Which of the following hormones predominantly stimulate carbohydrate intake?

<p>Neuropeptide Y (C)</p> Signup and view all the answers

Which of the following gut peptides is involved in reduced food intake and satiety?

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

Which of the following is a key consideration when evaluating an obese patient?

<p>Their weight (C)</p> Signup and view all the answers

What is a common barrier to weight loss in obese patients?

<p>Obesity and its comorbidities are often silent (C)</p> Signup and view all the answers

What is the recommended BMI range for individuals seeking professional help with weight loss?

<p>38 or more (C)</p> Signup and view all the answers

What should be the initial step in the clinical evaluation of an obese patient?

<p>Assess the barriers to, and benefits of, weight loss (A)</p> Signup and view all the answers

Which of the following can be a medical cause of obesity?

<p>Smoking cessation (C)</p> Signup and view all the answers

What should be obtained when taking a patient's history of obesity?

<p>Their age of onset of obesity (C)</p> Signup and view all the answers

What should an exercise history evaluate in an obese patient?

<p>Their exercise barriers (A)</p> Signup and view all the answers

When may exercise testing be appropriate for an obese patient?

<p>To assess their cardiovascular disease risk (D)</p> Signup and view all the answers

What is a key factor in building rapport with obese patients?

<p>Being compassionate and understanding (A)</p> Signup and view all the answers

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