nutrients & minerals

Question 1

protein

Answer 1

classification : high biological value (hbv) low biological value (lbv)
sources; meat fish eggs and soya products (hbv) peas beans lentils nuts and cereals (lbv)
function : growth and repair , heat and energy , makes important chemicals in the body
deficiency; poor growth , muscle wastage, slow healing of wounds , hair breakage and loss

Question 2

fats

Answer 2

classification; saturated (animal sources) and unsaturated (mostly veg )
sources; dairy products , fatty meats, pastries, cakes , eggs, avocados
functions: produces energy, keeps body warm, protects vital organs
overconsumption; obesity, coronary heart disease
reducing fat in the diet ; limit high fat food , use healthy cooking methods, modify recipes, choose low fat meats

Question 3

carbohydrates