Nutrition

Question 1

What are macro and micro nutrients?

Answer 1

Micro nutrients are required in small amounts and macro nutrients are required in large amounts

Question 2

Protein key facts

Answer 2

Composition- CHON
Amino acids- peptide link

Classification- animal(HBV)
Plant (LBV)

Functions-growth of body cells
Production of enzymes, antibodies

RDA- 1g of protein per kg of bweight

Question 3

Fat key facts:

Answer 3

Comp- CHO

Class-animal-meat dairy oily fish
Vegetable- cooking oils nuts

Functions- production of heat and energy
Protects delicate organs
Delays hunger

Question 4

Carbs key facts:

Answer 4

Carbs come from plants only

Comp-CHO

class- sugar, starch, cellulose( fibre)

Functions- supplies heat and energy, insulated body
Prevents constipation/ aids digestion
RDA- 25-30g of fibre per day

Question 5

Vitamins key facts-

Answer 5

Class- water soluble- b+c
Fat soluble- a+d+e+k
Look over before test

Question 6

Minerals key facts:

Answer 6

Calcium,phosperhous, iron, iodine, flourine, sodium

Question 7

Water key facts;

Answer 7

70% of us is a made of it

GDA-2.5 litres a day

Comp-2 hydrogens 1 oxygen

Sources- veg fruit water tea juices etc

Functions-
Essential part of body fluids
Removes waste
Controls temp through perspiration

Question 8

What is nutrition?

Answer 8

The study of food: it’s composition, the amounts needed by the body and its effects on the body