BIOL 1020 Lecture Notes - Sodium Bicarbonate, Cardiovascular Disease, Horseradish

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Can occur: in active people who drink large volumes of water without replacing. Hyponitrimia: leads to blood na if untreated, leads to seizures, coma, death. Treated by consuming liquids/foods in na; iv solution. Infants: excrete urine at rate; have fluid requirement; cannot express thirst. Dehydration one of leading causes of death globally. Symptoms for dehydration in adults: thirst, light-headedness, less frequent urination, dark-coloured urine, fatigue, dry skin. Symptoms for dehydration in kids: dry mouth/tongue, no tears when crying, no wet diapers for 3+ hours, fever, sunken abdomen/eyes/cheeks, irritable/listless, skin that does not flatten when pinched/released. Water, watery foods (fruits/veggies 90% water), juice, milk, soups (low na) Not caffeinated/carbonated beverages, alcohol they are diuretics) Can be contaminated by runoff from highways, pesticides, animal/industrial wastes. May come from protected ground water (may come from tap) 1 tsp salt = 2300 mg na. Can be contaminated by waste sites, dumps, landfills, oil/gas pipelines. Ground water (underground rock formations aquifers)

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