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micro-nutrients - Coggle Diagram
micro-nutrients
minerals
sodium
needed for keeping the level of water in the body balanced. sodium levels in the body are under homeostatic control and are tightly regulated by the kidneys.
calcium
essential for many reasons: maintenance of normal bones and teeth, normal blood clotting and to control muscle contraction including the heart beating.
iron
iron is needed for: the formation of haemoglobin in red blood cells, transport of oxygen in the body, production of energy, function of the immune system, normal cognitive function, reduction of tiredness and fatigue and cell division
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water
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at risk groups
older adults may have a weaker sense of thirst. if necessary they should be helped and encouraged to drink regularly
children need plenty of fluid and they should be encouraged to drink regularly especially if they are very active.
people who are very physically active should drink enough fluid to replace the water lost through sweating
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