Obesity CGMS Exam Questions and
Answers 100% PASS
What defines obesity in terms of body fat percentage? - CORRECT ANSWER-
>33% in women and >25% in men
What are normal body fat percentages for women and men? - CORRECT
ANSWER-20-30% in women and 12-20% in men
Which is a more accurate indicator of cardiometabolic risk: BMI or fat
distribution? - CORRECT ANSWER-Fat distribution (especially visceral fat)
At what waist circumference does cardiometabolic risk increase in men and
women? - CORRECT ANSWER->102 cm in men and >88 cm in women
What waist-to-hip ratio indicates abdominal obesity in men and women? -
CORRECT ANSWER->1.0 in men, >0.8 in women
How is BMI calculated? - CORRECT ANSWER-Body mass (kg) ÷ height² (m²)
What BMI range defines normal weight? - CORRECT ANSWER-18.5-24.9 kg/m²
What BMI range defines overweight? - CORRECT ANSWER-25-29.9 kg/m²
, At what BMI does Grade I obesity begin? - CORRECT ANSWER-30.0 kg/m²
What BMI value marks morbid obesity? - CORRECT ANSWER->40 kg/m²
What genetic mutation causes leptin deficiency obesity? - CORRECT ANSWER-
Mutation in the leptin gene or its hypothalamic receptor
What is Bardet-Biedl syndrome characterized by? - CORRECT ANSWER-
Obesity, hypogonadism, mental retardation, retinitis pigmentosa, polydactyly
What is the mechanism of Prader-Willi syndrome obesity? - CORRECT
ANSWER-Hypothalamic dysfunction causing hyperphagia, short stature,
hypogonadism
How does leptin normally reduce food intake? - CORRECT ANSWER-Stimulates
POMC neurons, inhibits NPY/AgRP neurons → ↑α-MSH → ↓appetite
What does leptin resistance cause? - CORRECT ANSWER-Increased appetite and
decreased energy expenditure
Name two endocrine causes of obesity. - CORRECT ANSWER-Cushing's
syndrome, hypothyroidism (also PCOS, insulinoma)
Which medications may cause weight gain? - CORRECT ANSWER-
Antidepressants, antipsychotics, insulin, oral contraceptives, HRT
What type of obesity predisposes to metabolic syndrome? - CORRECT
ANSWER-Central or android (abdominal) obesity
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Answers 100% PASS
What defines obesity in terms of body fat percentage? - CORRECT ANSWER-
>33% in women and >25% in men
What are normal body fat percentages for women and men? - CORRECT
ANSWER-20-30% in women and 12-20% in men
Which is a more accurate indicator of cardiometabolic risk: BMI or fat
distribution? - CORRECT ANSWER-Fat distribution (especially visceral fat)
At what waist circumference does cardiometabolic risk increase in men and
women? - CORRECT ANSWER->102 cm in men and >88 cm in women
What waist-to-hip ratio indicates abdominal obesity in men and women? -
CORRECT ANSWER->1.0 in men, >0.8 in women
How is BMI calculated? - CORRECT ANSWER-Body mass (kg) ÷ height² (m²)
What BMI range defines normal weight? - CORRECT ANSWER-18.5-24.9 kg/m²
What BMI range defines overweight? - CORRECT ANSWER-25-29.9 kg/m²
, At what BMI does Grade I obesity begin? - CORRECT ANSWER-30.0 kg/m²
What BMI value marks morbid obesity? - CORRECT ANSWER->40 kg/m²
What genetic mutation causes leptin deficiency obesity? - CORRECT ANSWER-
Mutation in the leptin gene or its hypothalamic receptor
What is Bardet-Biedl syndrome characterized by? - CORRECT ANSWER-
Obesity, hypogonadism, mental retardation, retinitis pigmentosa, polydactyly
What is the mechanism of Prader-Willi syndrome obesity? - CORRECT
ANSWER-Hypothalamic dysfunction causing hyperphagia, short stature,
hypogonadism
How does leptin normally reduce food intake? - CORRECT ANSWER-Stimulates
POMC neurons, inhibits NPY/AgRP neurons → ↑α-MSH → ↓appetite
What does leptin resistance cause? - CORRECT ANSWER-Increased appetite and
decreased energy expenditure
Name two endocrine causes of obesity. - CORRECT ANSWER-Cushing's
syndrome, hypothyroidism (also PCOS, insulinoma)
Which medications may cause weight gain? - CORRECT ANSWER-
Antidepressants, antipsychotics, insulin, oral contraceptives, HRT
What type of obesity predisposes to metabolic syndrome? - CORRECT
ANSWER-Central or android (abdominal) obesity
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
