Exam 4 part 1 Flashcards Preview

2017 Health and nutrition > Exam 4 part 1 > Flashcards

Flashcards in Exam 4 part 1 Deck (39)
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1

BMI formula (Kg):

Weight (kg)/ Height (m^2)

2

BMI formula (pounds)

Weight (Ib) * (703/height in.^2)

3

These describe ______:

Over-fatness with adverse health effects

Officially defined as having a body mass index of 30 or higher

Obesity

4

Body mass Index ranges:

Underweight:
Normal:
Overweight:
Obese:

Underweight = <18.5
Normal = 18.5 - 24.9
Overweight = 25 - 29.9
Obese = greater than or equal to 30.0

5

__% of the population is overweight or obese and __% of the population is obese

68%
36%

6

Obesity is __% genetic and __% environment

40%
60%

7

Obese class 1 range:

Obese class 1 is considered ____ risk for waist circ

30-34.9
high

8

Obese class 2 range:

Obese class 2 is considered _______ for waist circ

35-39.9
very high risk

9

Cut-points for waist circumference for men and women

40 inches for men and 35 inches for women

10

Underweight risks of high waist circ.

normal/low risk

11

Class 3 obesity range:

class 3 obesity is considered ______ for waist circ

40 or higher bmi

extreme risk

12

_____: Estimated Energy Requirements (Based on gender, age, physical activity, height and weight)

intake

13

EER stands for _____ _____ ______ and was established by:

estimated energy requirements

Dietary reference intake comittee

14

The EER is based on ____, age, _____ ____, and Height and weight

gender
Physical activity

15

EEE stands for

Estimated energy expenditure

16

contributors to EEE include:

Energy in foods and beverages

17

There is/is not an easy way to determine energy expenditure

is not

18

The body expends approx __-__% BMR

50-65%

19

How do the following effect BMR?
Age?
Height?
Growth?
Body composition?

Age: Youth have higher BMR

Height: Tall people have higher BMR's (more surface area)

Growth: Children/Pregnant women have higher BMRs

Body Comp: More lean tissue=Higher BMRs

20

How do the following effect BMR?

Stress:
Environmental temperature:
Fasting/starvation

Stress: Stress hormones raise BMR
Environmental temperature: Adjusting to heat or cold raises BMR
Fasting/starvation: Hormones lower BMR

21

Thyroxine is:

a Thyroid hormone that regulates BMR

22

Higher Thyroxine production means lower/higher BMR

Higher

23

The body speeds up its metabolism by _-__% when you eat (thermic effect of food)

5-10%. so 5-10% of energy is due to this

24

BMR speeds up by __-__% due to physical activity

20-25%

25

Benefits of of modest weight lost

Decreased cardiovascular risk

Decreased blood and insulin levels

Decreased blood pressure

26

Modest weight loss decreases ___ and triglycerides and increases ___

LDL
HDL

27

Binge eating disorder is different from bulimia nervosa in that:

it doesn't involve purging

28

Most people with Anorexia nervosa are _____ class

middle-upper

29

Which eating disorder is most secretive?

bulimia

30

Causes of eating disorders include:

Media messages, severe food restriction in dieting, painful emotions about body perception