Nutrient groups - Functions

Question 1

What function does Proteins provide?

Answer 1

Necessary for growth and maintenance of cells and tissues
Can be; enzymes, hormones, haemoglobin etc.
Energy source

Question 2

What function does carbohydrates provide?

Answer 2

Supply adequate energy to cells
Carbohydrates are broken down by the body into glucose to be absorbed by cells.
Essential for organ and system function

Question 3

What function do lipids provide

Answer 3

Storage of energy
Insulation
Support and cushion organs
Aid absorption of fat-soluble vitamins

Question 4

What function do vitamins provide?

Answer 4

Promote specific chemical reactions in the body
growth and hormones

Question 5

What function do minerals provide?

Answer 5

Growth and maintenance of bones and teeth
Osmoregulation
Nerve transmission
Muscle contraction
Transport systems

Question 6

What function does fibre provide?

Answer 6

Regulates bowel function
Increases bulk and water in the intestinal contents
Aids removal of waste

Question 7

What function does water provide?

Answer 7

Comprises 50-70% of the animals’ body weight
Allows chemical reactions to take place
Transports chemicals
Aids thermoregulatory system
Removal of waste