32 Questions
What is the function of brown fat cells (BAT)?
Generating heat
What percentage of the body mass of babies do brown fat cells constitute?
5%
What is the primary function of white fat cells?
Storing long-term energy
What is the composition of each white fat cell in terms of fat percentage?
85%
What is the endocrine function of white fat cells?
Leptin production
What percentage of an average weight woman is composed of white fat cells?
20%
Where are white fat cells distributed more in men?
On the waist
What is the aim of all forms of obesity measurement?
Estimate the proportion of a person’s body which is made of fat
What is the formula to calculate BMI?
$weight (kg) / height (m)^2$
For an average Australian man weighing 85 kg and 1.79 m tall, what is his BMI?
26.6
What BMI range indicates moderate obesity?
30.0-34.9
What is a limitation of BMI as a measure of body fat?
Does not account for fat distribution
What is another measure of body fat that involves measuring resistance to flow of electricity through the body?
Bioelectrical impedance
What does a waist circumference of 94cm+ indicate for men?
Excess risk for heart disease and stroke
What is a limitation of waist circumference as a measure of body fat?
Does not provide measure of general adiposity
What is a limitation of bioelectrical impedance as a measure of body fat?
Very sensitive to hydration status of body
What is the consensus regarding the current state of obesity?
We are in the midst of an obesity epidemic
What does the CDC provide comprehensive data on?
Body weight
What do telephone surveys consistently underestimate?
Levels of obesity and overweight
What does the NHANES measure to indicate similar results to telephone surveys?
Measures people
What is the formula to calculate BMI?
Weight (kg) $\div$ Height (m) $\times$ Height (m)
What BMI range is considered 'normal' for adults?
18.5-24.9
What is a limitation of using BMI as a measure of body fat?
Does not account for fat distribution
What measure is good for estimating a separate risk factor for heart disease and stroke?
Waist circumference
Which measure is very sensitive to the hydration status of the body?
Bioelectrical impedance
What does a BMI above 30 indicate for adults?
Obese range
What is a limitation of using skin fold thickness as a measure of body fat?
Does not provide measure of general adiposity
What is a limitation of using waist circumference as a measure of body fat?
Does not provide measure of general adiposity
What is the consensus about the current obesity epidemic?
Affecting men and women to a similar extent
What do large scale studies rely upon using to assess body weight?
BMI
What is a limitation of using telephone surveys to assess obesity levels?
Systematically underestimate levels of obesity and overweight
What data do the CDC slides cover in relation to obesity?
BMI 30+
Test your knowledge on the psychology of eating and drinking with this quiz on obesity. Explore the definition, measurement, prevalence, and impact of obesity on personal and societal levels. Gain insights into the medical and financial costs associated with obesity in different regions and demographics.
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