energy

Question 1

what is the 1st law of thermodynamics

Answer 1

energy can be transformed from one form to another but can’t be created or destroyed

Question 2

what is our energy in coming from

Answer 2

food and beverages we eat

Question 3

what is energy out from

Answer 3

heat lost (radiant and evaporation)

Question 4

what is a direct measure of measuring energy expenditure

Answer 4

calorimetry
- siting in a room

Question 5

what is a indirect measurement of energy expenditure

Answer 5

mask over the face

Question 6

where does ATP come from in CHO

Answer 6

glucose

Question 7

what is energy out (expenditure) come from

Answer 7

resting, thermic, physical, growth

Question 8

what id Basal metabolic rate

Answer 8

energy expended at rest, fulfil life-sustaining functions, strict conditions

Question 9

how much does muslce, liver and brain make up of BMR

Answer 9

60%

Question 10

what is resting energy expenditure

Answer 10

energy expenditure at rest, fulfill life sustaining functions, no strict conditions - easier to measure

Question 11

what does thermic effect of food stand for (DEE)

Answer 11

diet-induced energy expenditure

Question 12

what is diet-induced energy expenditure

Answer 12

energy needed for digestion and processing of food,

Question 13

how much energy does it take to digest food

Answer 13

10%

Question 14

what does AIEE stand for

Answer 14

activity induced energy expenditure

Question 15

if energy in is greater than energy out what type of energy is this and what does this mean

Answer 15

positive,
growth - weight gain

Question 16

if energy in is less than energy out what type of energy balance is this and what does this lead to

Answer 16

negative,
weight loss

Question 17

if energy in = energy out what balance is this and what does it mean for your weight

Answer 17

energy balance
weight stable

Question 18

when their is an energy imbalance with energy in being greater than energy out what does this mean

Answer 18

people will gain weight

Question 19

if energy in drops below energy out what will this mean

Answer 19

slow growth in children and people will be hungry

Question 20

what type of energy balance causes obesity

Answer 20

energy imbalance

Question 21

what is the defination of obesity

Answer 21

excessive body fat or abnormal that is a risk to health

Question 22

obesity is a serious diease but development is not

Answer 22

inevitable - preventable through lifestyle

Question 23

obese individuals differ in

Answer 23

• distribution of excess fat
• amount of excess fat stored
• associated health consequences

Question 24

what are the two different distribution seen in males or females

Answer 24

apple (male)
pear(female)

Question 25

BMI correlated with body fat r= ___

Answer 25

r= correlation (above 0.7)

Question 26

increase BMI associated with

Answer 26

adverse health consequences

Question 27

if some one has a BMI of 17 what are they

Answer 27

underweight

Question 28

BMI of 20 what are they

Answer 28

normal - healthy

Question 29

BMI 26

Answer 29

overweight

Question 30

BMI 31

Answer 30

obese

Question 31

why is important to classify obesity using BMI

Answer 31

- comparisons of weight between populations - identify individuals w/ increased risk of morbidity and mortality - firm basis of evaluation of interventions and to be identified

Question 32

what are the results from the NZ health survey of how many children are overweight or obese

Answer 32

1/3

Question 33

how do you prevent obesity in environment

Answer 33

- government goals, food industry e.g. labelling, health professional

Question 34

how do you prevent obesity at individual level

Answer 34

education, knowledge, network and support