Measures Of Obesity Flashcards

1
Q

what is the body mass index used as

A

a guide to help decide whether someone is underweight, normal, overweight or obese

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what is the formula for working out someones BMI

A

BMI = weight / height^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what are the units for BMI, weight and height

A
  • BMI is measured in kg / m^2 or kg m^-2
  • weight is measured in kg
  • height is measured in m
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is the BMI for someone who is underweight

A

18.5 and below

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what is the BMI for someone who is normal

A

18.5 to 24.9

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

what is the BMI for someone who is overweight

A

25 to 29.9

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what is the BMI for someone who is moderately obese

A

30 to 40

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what is the BMI for someone who is severely obese

A

40 and above

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

calculate the BMI of someone who weighs 63kg and is 1.7m tall. is the person overweight?

A
  • BMI = weight / height^2
  • 63 / 1.7^2 = 21.8 kg m^-2
  • the person is not overweight as their BMI lies in the normal weight range
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

why are you likely to have a high BMI and be obese if you eat a high fat and sugar diet and dont exercise enough

A
  • because youre more likely to take in more energy than you use
  • this excess energy is stored as fat
  • causing you to gain weight which increases your BMI
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

why isnt the BMI always a reliable measure of obesity

A
  • for example, athletes have a lot of muscle
  • which weighs more than fat
  • so they can come out with a high BMI score even though they are not overweight
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what is the formula used to work out someones waist-to-hip ratio

A

waist-to-hip ratio = waist circumference / hip circumference

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what are the units for waist and hip circumference

A

cm for both

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what does a higher waist-to-hip ratio indicate

A

the increase in the likelihood that youre carrying more weight around your middle section

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

what is the waist-to-hip ratio for men and women which indicates that youre carrying too much weight around your middle

A
  • a ratio above 1.0 for males

- and a ratio above 0.85 for females

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what is it called when youre carrying too much weight around your middle and what risk does it out you in

A
  • it is called abdominal obesity
  • it puts you at a greater risk of developing obesity related health problems
  • such as type 2 diabetes
17
Q

a woman has a waist measurement of 29cm and a hip measurement of 36 cm. find her waist-to-hip ratio

A
  • waist-to-hip ratio = waist circumference / hip circumference
  • 29 / 36 = 0.81