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20 Cards in this Set
- Front
- Back
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water balance is controlled by what?
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electrolyte
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what are the functions of water?
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body temperature regulation
chemical reactions removal of body waste |
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what are the functions of Sodium?
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retaining body water
conduction of nerve impulses |
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what is the DV for Sodium
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2400 mg, more than we need!
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what are the functions of Potassium?
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fluid balance
lowering blood pressure nerve impulse transmission |
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functions of calcium?
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blood clotting
muscle contraction bone formation |
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what cancels out Calcium?
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excess phosphorus, magnesium, iron
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Peak bone mass peaks at ? bone loss begins at?
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20 yrs old.
loss at 30 yrs |
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what is the RDA for Calcium?
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1000mg
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Magnesium is found mostly in?
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plant chlorophyll
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sulfur is used to ?
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preserve foods
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how much of trace minerals do we need a day?
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100mg or less daily
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what are the functions of iron?
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hemoglobin in red blood cells,
transport oxygen and carbon dioxide |
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what is the RDA for iron?
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male 8mg
female 18mg DV% 18mg |
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zinc competes with what 2 trace minerals for absorption?
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iron and copper
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PICA is found in who?
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women and children
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selenium provides what?
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antioxidant properties
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function of Iodide?
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thyroid hormone, regulates metabolism
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copper aids in what?
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iron metabolism
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what is the main role of fluoride?
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prevention of dental cavities
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