Obesity and Appetite Quiz

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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?

Insulate the body Signup and view all the answers

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

85% Signup and view all the answers

What is the endocrine function of white fat cells?

Produce hormones such as Leptin and Resistin Signup and view all the answers

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

20% Signup and view all the answers

Where are white fat cells distributed in different ways in men and women?

Women have more on hips/thighs and men have more on the waist Signup and view all the answers

What happens when the body ingests more energy than it uses?

The excess energy is turned into fat and stored in white fat cells Signup and view all the answers

What is the primary aim of all forms of obesity measurement?

To estimate the proportion of a person’s body which is made of fat Signup and view all the answers

What is the formula to calculate BMI?

Weight (kg) / Height (m)² Signup and view all the answers

What BMI range is considered underweight?

Below 18.5 Signup and view all the answers

What BMI range is considered normal?

18.5-24.9 Signup and view all the answers

What BMI range is considered overweight?

25.0-29.9 Signup and view all the answers

What BMI range is considered obese?

30.0 and above Signup and view all the answers

What is a limitation of BMI as a measure of body fat?

Takes no account of fat distribution Signup and view all the answers

Which measure is good for estimating a separate risk factor for heart disease and stroke?

Waist circumference Signup and view all the answers

What does bioelectrical impedance measure?

Indirectly estimates % body fat Signup and view all the answers

Which survey provides comprehensive data on body weight in the USA?

Behavioral Risk Factor Surveillance System (BRFS) Signup and view all the answers

What is the consensus regarding the prevalence of obesity?

We are in the midst of an obesity epidemic Signup and view all the answers

What is the limitation of telephone surveys in estimating obesity levels?

Systematically underestimate levels of obesity and overweight Signup and view all the answers

What is the main limitation of skin fold thickness measurement?

Does not provide measure of general adiposity Signup and view all the answers