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Minerals - Coggle Diagram
Minerals
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Sources of iron
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Dark green vegetables, e.g. kale
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Sodium
Sodium is often called salt, but salt is actually a mixture
of sodium and chloride.
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Too much salt leads to high blood pressure, coronary heart disease, strokes and kidney problems.
Classification
Macrominerals (calcium, sodium, phosphorus and potassium) are needed in large amounts.
Trace minerals (iron, fluoride, iodine and zinc) are needed in small amounts.
Both types of minerals are equally important for healthy body function.
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Functions of Iron
Iron is needed to manufacture haemoglobin. This is a substance in red blood cells that is needed to carry oxygen around the body in the blood.
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