NUTR SCI 132 Lecture Notes - Lecture 22: Gatorade, Hyponatremia, Osmosis
4 Apr 2016
School
Department
Course
Professor
Document Summary
Dietary approaches to stop hypertension (dash: control 4 fruits and vegetables, 1/2 dairy, potassium, magnesium calcium 25, group 1 8. 5 servings of fruits and vegetables. K, mg, ca 75% percentile: group 2 combination: 10 servings of fruits and vegetables. Treatment: oral rehydration therapy give them water with electrolytes and sugar (basically gatorade), hydrates them enough until the bacteria stops attacking gut. Hot weather exercise > heat stroke >dehydration > cant sweat > overheat: drink early, drink often, some people took this so seriously that many developed over hydration when kidneys cannot keep up, dilutes electrolytes, overhydration >hyponatremia. 1: isotonic drinks concentration of electrolytes in blood >gut, but when the gut doesn"t have electrolytes osmosis shifts to the left. After exercise: sodium salted food, potassium fruits and vegetables. Choosing fluids: diuretics caffeine, alcohol, nutrient and energy density sugary pop vs. non-fat milk. Fluid needs: depends on , energy expenditure 1-1. 5 liters per 1,000 kcals.
