chapter 5 - minerals Flashcards
name all the minerals
calcium phosphorus iron potassium sodium chloride
what is the function of calcium
is needed for the formation and maintenance of bones and teeth
essential for muscle contractions
what is the function of phosphorus
is needed for the formation and maintenance of bones and teeth
maintain normal body pH
helps the body to release and store energy
what is the function of iron
is essential for the formation of haemoglobin and myoglobin
haemoglobin transports oxygen from the lung to other parts of the body. myoglobin in the muscles supplies oxygen needed for muscle contraction
needed to activate enzymes that speed up chemical reactions in the body
what is the function of potassium
helps maintain normal fluid balance in the body
essential for the normal nerve impulse transmission
what is the function of sodium chloride
helps maintain normal fluid balance in the body
essential for the normal nerve impulse transmission
what does chloride mean in the word sodium chloride
it is essential for forming hydrochloric acid
name 3 food source of calcium
watercress
dried anchovies with bones
milk
name 3 food source of phosphorus
sunflower seeds
liver
milk
name 3 food source of iron
tofu
beef
liver
name 3 food source of potassium
banana
spinach
beef
name 3 food source of sodium chloride
processed food such as potato chips, sausage
soya sauce
salted egg
