Tema 2: nutrición
what are the nutrients?
molecules used to obtain energy and to replace old structures
what is the nutrition?
process of mixing oxugen and nutrients, it happens in every cell of our body involuntary
function and food of water
it forms the cytoplasm, liquids in the body, it is present in some organs
fruits vegetables and water
function and food of mineral salts
precipitated: create solid structures like bones or teeth
dissolved: they participate in almost every chenical reaction
all food
function and food of glucids
simple (lactose, fructosr glucose...): inmediate source of energy
complex (starch, cellulose or fiber): storage of simple glucids
milk, fruit, vegetables, cereals and potatoes
function and food of lipids
saturated: they can accumulate in the arteries leading to cardiovascular diseases
butter, cheese, bacon, chorizo
unsaturated: don't accumulate in arteries
avocado and olive oil
both storage of energy
function and food of proteins
defensive function, transport oxygen, control processes, major component of cells
meat, fish, eggs, cheese, legumes and milk
function and food of vitamins
coagulation of blood, control the nervous impulses, control vital cycles...
vegetables, fruit and nuts