ANTH 3342 Lecture 6: 2-6-2017 Minerals - Other Essential Elements - Food Availability

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Minerals
Calcium
o DV = 1000 mg
o Nearly every tissue of the body needs calcium
Potassium = 3.5 gm
o Essential for making all muscles (including the heart) function properly
o It is vital for the transmission of nerve impulses, digestion, the release of insulin
o Helps to maintain the fluid level inside and outside cells
Sulfur
o DV = ?
o Found in every cell of the body
o Important in energy synthesis
Sodium
o DV = 2400
o Maintains osmotic pressure outside of the cell
Chlorine
o DV = 3400 mg
o Chlorin in the diet is provided by sodium chloride (salt
Micronutrient elements
Iron
o DV = 18 mg
o As blood passes through the tiny ari sacs in the lungs, oxygen attaches itself to the
iron in the blood and is carried to all parts of the body
o In general, pre-menopausal women need more iron than men do
Zinc
o DV = 15 mg
o For cell growth, reproduction and repair
o Helps regulate the body’s immune response and insulin metabolism
Selenium
Magnesium
Copper
Iodine
Chromium
Molybdenum
Other essential elements
Fluorine
Silicon
Vanadium
Nickel
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