22 Questions
What is the main aim of the lecture on obesity and appetite?
To outline what obesity is, how it is measured, and its prevalence
What is the function of brown fat cells (BAT)?
Generate heat
What percentage of the body mass of babies do brown fat cells (BAT) constitute?
5%
What is the main function of white fat cells?
Insulate the body and cushion internal organs
What percentage of each white fat cell is fat?
85%
What is the main endocrine function of white fat cells?
Produce leptin and resistin
What percentage of an average weight woman is composed of white fat cells?
20%
Where are white fat cells distributed in women and men?
Women more on hips/thighs and men more on the waist
What happens when we ingest more energy than we use?
We are in positive energy balance and start to turn the excess energy into fat
What is the aim of all forms of obesity measurement?
To 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
What is the BMI of an average Australian man weighing 85 kg and 1.79 m tall?
26.6
What does a BMI of 18.5-24.9 indicate?
Normal range
What are the cons of using BMI as a measure of body fat?
All of the above
What does waist circumference measurement help estimate?
Risk factor for heart disease and stroke
What does bioelectrical impedance measure?
Body fat percentage
What does the CDC provide comprehensive data on?
Body weight
What do the CDC slides show regarding obesity?
BMI 30+
What do telephone surveys consistently underestimate?
Levels of obesity and overweight
What is the effect of the epidemic on men and women?
Affects both equally
What is the most commonly used measure in large scale studies?
BMI
What is the consensus regarding the prevalence of obesity?
It is increasing
Test your knowledge on obesity, appetite, and the psychology of eating and drinking with this quiz. Learn about the prevalence of obesity in the US, worldwide, Australia, and NSW, as well as its impact on different demographics. Gain insights into how obesity is measured and its medical and financial costs to individuals and society.
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