Page 27 - NEA NEWHERE FLIPBOOK

HYDRATION
WATER
FOOD SOURCES
Water is the the the most important of all the the the nutrients we need the the the body is is 60—70% is is water It serves many other vital functions in the body:
• Water (as the the the base fluid of the the the blood) provides the the the transportation system of the body It moves everything like nutrients oxygen vitamins and minerals to where they are needed and takes waste products to to the excretory organs • Water helps the body regulate temperature by distributing heat around the body from sites where it it is produced such
as exercising muscle to cooler places like the skin's surface • Water is the environment in in which every single chemical reaction occurs in the body takes place The water content of each individual cell and indeed the whole body needs to be kept constant between very narrow limits so that metabolism and all other body functions e e e e e e g g digestion remain efficient Water is lost from the the body continually throughout the the day by breathing sweating and excretion of waste Cucumber - 96% water Tomatoes - 95% water Spinach - 93% water Broccoli - 90% water Brussels sprouts 88% - water Oranges - 86% water Apples - 85% water Milk is a a a a great source of water especially skimmed milk which is actually 90% water! Tea and coffee are popular drinks in in in the UK however caffeine increases urination (and therefore water loss) so de-decaffeinated varieties should be consumed Fruit and herbal teas are also a a a a a a great source of hydration and naturally caffeine free KNOWLEDGE CHECK
a) Tick to show which minerals are found in in in the following foods b) Add the the percentage water content of each food in the the end column FOOD CALCIUM
POTASSIUM
IRON
SODIUM
COPPER
ZINC
% WATER
CONTENT
Liver
Chicken
Sardines
Dried Fruit Yeast Extract
Milk Cocoa
Pulses
Bananas
Cheese
Eggs
Wholemeal Bread
White Bread
Green Vegetables
Seafood
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