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Leaving Cert Home Ec - > Energy > Flashcards

Flashcards in Energy Deck (15)
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1
Q

What does BMR stand for

A

basal metabolic rate

2
Q

What is metabolism

A

Minimum amount of energy required to maintain body functions when at rest

3
Q

BMR can be measured when a person is

A

Warm
Is at complete physical and mental rest
Has been fasting for at least 12 hours

4
Q

Factors that determine energy requirement / BMR

A
Age
Occupation
Climate
Activity level
Health status eg coeliac 
Pregnancy/lactation
Gender
Size
5
Q

Role of energy in our bodies

A

Physical activity eg running
Growth in kids and pregnant women , teens
Heat generation to maintain 37*
Functioning of internal organs eg heart
Cellular activity eg nerve cells transmit pulses to brain

6
Q

Average energy requirements children and young teenagers

A

1400-2200 calories

7
Q

Average daily energy requirements teenagers

A

1800 to 2600 calories

8
Q

Average daily energy requirements adults

A

1800 to 2600 cal

9
Q

What is energy balance

A

Energy input (food) should balance with energy output (exercise) to maintain A healthy weight

10
Q

Who established current dietary guidelines in Ireland

A
Dieticians and health nutritionists 
The health service executive (HSE)
The department of health 
The food safety authority (FSAI)
The Irish nutrition dietetic institute
11
Q

Some health eating guidelines

A
Consume foods from all food groups
Limit food on higher shelves 
Read nutrition labels for feta, sugar salt
Avoid takeaways and ready meals, high salt
Use fresh ingredients
Limit salt 
Smaller servings
5 a Day
Low fat dairy
Lean meat
Polyunsaturated spread
Grill , bake, steam , boil don’t fry
2-3 litres water a day
Sensible with alcohol
12
Q

What’s the reference intake (RI)

A

Daily intake level of a nutrient that’s sufficient to meet the nutrient requirements of a certain gender/age group

13
Q

What are RIs used to

A

Provide nutritional information on packaging.

Evaluate meal plans and diets for those with dietary need eg coeliac .

14
Q

What is the purpose of a food composition table

A

Provide information on the nutrient and energy content

15
Q

What are food composition tables used for

A

Compare nutritional information by consumers do they can make the best choice for their health.

Compile diets for specific clients eg coeliac