Body Composition and Obesity Part 2

Question 1

Adverse molecules secreted by adipocytes

Answer 1

Adipokines, enzymes, growth factors, inflammatory mediators, clotting factors

Question 2

Can bodpods specifically measure regional levels of adiposity?

Answer 2

No

Question 3

Is there more subcutaneous or visceral fat in our body?

Answer 3

Only 5-12% of visceral, its only around organs

Question 4

Why is fat bad?

Answer 4

It is not only for energy. Fat enables bad hormones

Question 5

Is heart disease more related to increasing BMI or waist-hip ratio?

Answer 5

Waist-hip ratio, solely waist related

Question 6

What does liposuction do for us?

Answer 6

No effect of heart disease because it does not target visceral fat

Question 7

Small reductions in weight are associated with ______ disease risk. Why?

Answer 7

Improved. Targets visceral fat (diets and exercise)

Question 8

Higher bmi+ higher waist circumference =

Answer 8

Higher health risk. This is an improved assessment of risk than BMI or WC alone

Question 9

Over time, has Canadian overweight and obesity risen on lowered?

Answer 9

Risen

Question 10

Why has obesity in Canada risen?

Answer 10

Food supply, maladaptive lifestyle, obesogenic environment, genetics not changing fast

Question 11

What percent of obesity is governed by genetics vs. environment

Answer 11

Genetics 60 -75% and environment 25 -40%

Question 12

Are adopted kids more similar to biological or adoptive parents in body fat

Answer 12

Biological

Question 13

Twin studies: on body mass and adiposity

Answer 13

Strong genetic influence

Question 14

Obesogenic environment

Answer 14

More fast food places and bigger portions