Diet (1.2) Flashcards
daily recommended calories men/women
men - 2,550
women - 1,940
athletes require more
macro nutrients (2)
nutrients required in large amounts
e.g carbohydrates, fats, protein
carbohydrates
.essential for energy production
.stored in form of glycogen in the liver + muscle sarcoplasm
.simple + complex
simple carbohydrates
contain 1 or 2 sugars
monosaccharides / disaccharides
e.g sweets, fizzy drinks, table sugar
monosaccharides
contain 1 sugar
fructose - found in fruits
galactose - found in milk
disaccharides
contain 2 sugars
sucrose - table sugar
lactose - dairy
complex carbohydrates
'starchy foods' 3 or more sugars - polysaccharides beans lentils potatoes cereals
proteins
.milk, eggs, meat, soya .broken down into amino acids - essential for growth/repair .21 total .12 created by body naturally .9 from our diet
fats
.small amount is a source of essential fatty acids
.high in energy - used for aerobic respiration in certain situations
.saturated or unsaturated
unsaturated fats
healthier
nuts, avocados, oils, some fish
can be liquid at room temp (olive oil, fish oil, sunflower oil)
saturated fats
unhealthy
dairy, chocolate, pastries
typically solid at room temp
micro nutrients
nutrients required in small amounts
vitamin and minerals
minerals
essential to maintain bodily functions
e.g zinc, magnesium, iron, calcium
found in meat, cereals, pulses, nuts
vitamins
.essential for maintaining natural bodily functions
.fat soluble vs water soluble
fat soluble
can be stored in body
eggs, veg oil, animal products
vitamins D,E,K,A