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nutrients Flashcards

1
Q

why do we eat food

A

celcbration, nutrients, comfort, energy, growth, repair, brain function, maintaining weight, bored, stressed, culture, social, history, hungry, health, taste

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2
Q

the price of fresh fruit and vegtables has risen by what since 1985

A

40%

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3
Q

the price of soft drink has decreased by what since 1985

A

23%

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4
Q

what is nutrition.

A

it is the study of the relationship between diet and states of health and disease

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5
Q

list the macro nutrients

A

fat, carbs, protein, water, fiber

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6
Q

what is not a nutrient but is requied by the body for the metabolic process

A

Energy

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7
Q 
the amount of energy released for the follwing are 
carbs
protein 
alcohol 
fats
A
  1. 7 for carbs
  2. 7 for protein
  3. 3 for alchol
  4. 7 for fats
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8
Q

what is BMR

A

basil metabolism rate

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9
Q

what is BMR used for

A

cell matabolism
transport of substances around the body
maintanence of body tempreture
processing food and ongoing functioning

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10
Q

BMR represents how much of the daily energy expenditure

A

45 to 70%

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11
Q

micro nutrients are

A

minerals and vitamins

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12
Q

4 micro nutrients are

A

calcium, sodium, pottassium, magnesium known as electrolytes

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13
Q

what do micro nutrients not provide

A

micro nutrients dont provide any measurable energy or kj content in food.

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14
Q

micro nutrients work interactivley to

A
  • regulate energy matabolism, nerve function and muscle contraction
  • regulate oxide function
  • maintain bone and blood gealth
  • control fluid and electrolyte balance
  • assist with imunie fuction
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15
Q

fat soluble vitamins are

A

A,D,E,K

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16
Q

water soluble vitamins are

A

B complex and C

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17
Q

what do minerals do

A

regulate metabolic function

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18
Q

minerals are catergorized as what

A

macro nutrients

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19
Q

mancro nutrients are what

A

sodium, pottasium, calcium, phospharus and magnesium

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20
Q

how much macro nutrients should u have a day

A

100mg a day

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21
Q

how much trace elements should you have a day

A

20mg a day

22
Q

what is the suggested dietry requirment for sodium

A

2000mg day

23
Q

dietry fibre and can made up of what

A

polysacchorrides, oligodachrytes and lignes

24
Q

what does dietrey fibre promote

A

lacatation
reduction of blood cholestrol
modulation of blood glucose

25
Q

how much dietry fibre a day for men

A

30grams

26
Q

how much dietry fibre a day for women

A

25grams

27
Q

what are amino acids

A

building blokes of protien

28
Q

how many amino acids found in protein

A

20

29
Q

how many amino acids are assentail and where are they found

A

9

food

30
Q

how much RDI for men

A

64g a day

31
Q

how much RDI for women

A

46g a day

32
Q

what increases blood loss

A

pregnancy, lactation, blood loss, burns

33
Q

what are the functions of protien

A
  • growth and repair
  • immune funciton
  • transportation of hormones and protiens
  • blood ph
34
Q

what are the two protien sorces

A

complete protien foods and incomplete portien foods

35
Q

what are the coplete protien foods

A

milk, youghart,eggs, fish, pultory, red meat

36
Q

what are the incomplete protien foods

A

grains, legumas, nuts and seads, leafy greens

37
Q

what are the functions of fats

A

maintaing tempreture
energy sorce 37kj per gram
essential fatrty acids
carrys vitamins A,D,E,K

38
Q

Triglycerides do what

A

make up 95% of total body fat and are most common in food

39
Q

where are triglycerides stored

A

they are stored in fat cells throughout the body

40
Q

what happens if there are to much triglycerides

A

can course conarory heart disease

41
Q

what are protens packed outside of cholesterol called

A

lipoportiends

42
Q

HDLS stands for

A

high density lipoproteins

43
Q

LDLS stands for

A

low density lipoprotiends

44
Q

what are the 2 types of fat

A

saturated and unsaturated

45
Q

what are the function of carbohydrates

A

provision of energy to cells

46
Q

sugers and starches do what

A

absorb into glucose

47
Q

what is the primary energy sorce of the body

A

glucose

48
Q

high gi foods are rated

A

70 and above

49
Q

love gi foods are rated

A

55 and below

50
Q

how much red meat per day

A

70g

nutrients (3 decks)

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