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Water and Minerals
dudek - chapter 6
Question | Answer |
---|---|
water | more vital to life than food. largest omponenet of the body |
functions of water | provides shape and structure to cells, regulates body temp, aids in digestion and absorption, eliminates waste |
insensible water loss | immeasureable loss from skin, respirations |
sensible wate loss | measurable loss. from urine, feeces, vomit, drainage |
water balance | intake approximates output |
minerals | inorganic substances that cannot be broken down in the body |
functions of minerals | structure, fluid balance, acid/base balance, hormone activity |
electrolytes | sodium, potassium, cholride are electrolytes because they carry electrical charge when dissovled in solution |
descriptors of sodium | sodium free, low sodium, reduces or less sodium, salt free, no added salt |
sodium free | <5 mg of sodium |
unsalted or no salt added | no salt added during processing the food product |
calcium | milk and yogart are richest sources of calcium. adults should consume 1000-1200 mg/day |
calcium best absorbed_______________ | in doses of 500 mg or less |