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Ch 8 Water & Minerals


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Ch 8 Water & Minerals

  1. 1. Christine Dobrowolski Nutrition HO-15 Image by theilr on Flickr
  2. 2. Nutrition: Concepts and Controversies, 13th Edition. © 2012 Cengage Learning, Inc
  3. 3. Nerve transmission Transport of ions Blood pressure Blood clotting Muscle contraction Most abundant mineral in the body
  4. 4. Phosphorus Part of phospholipids Buffer Release of energy •ATP • adenosine tri phosphate P
  5. 5. Sodium and Chloride Chloride is an anion - intake is as NaCl (table salt)
  6. 6. Most people get too much much sodium Usually from processed foods and fast food Excess sodium does not cause hypertension - but increases risk
  7. 7. fluid and electrolyte balance cell integrity heartbeat • Diets high in potassium help decrease the risk of hypertension
  8. 8. Iodine deficiency can cause? Goiter Iodine deficiency can cause cretinism • irreversible mental and physical retardation
  9. 9. Heme (~23%) • Animal sources Non- heme (2-20%) • Plant and animal sources
  10. 10. MFP factor • Found in Meat, Fish, Poultry Vitamin C
  11. 11. Tannins • Found in tea and coffee Calcium and phosphorus • Milk Phytates • Found in the fiber of legumes and whole-grain cereals, breads
  12. 12. Chili with ground beef, beans, corn and tomatoes Roast beef sandwich on whole grain bread Spinach salad with a glass of orange juice Iron fortified whole grain cereal with low fat milk Iron in Meals
  13. 13. Zinc wound healing immune function
  14. 14. Deficiency dental carries Toxicity Fluorosis
  15. 15. Selenium A mineral which is an antioxidant Vitamin C & E are also antioxidants
  16. 16. osteoporosis
  17. 17. Most important risk factor
  18. 18. calcium Heart disease? vitamin D Bolland MJ, et al. Calcium supplements with or without vitamin D and risk of cardiovascular events. BMJ. 2011; 342:d2040.
  19. 19. or Calcium
  20. 20. The Gatekeeper and the Traffic Cop Vitamin D: Gatekeeper Vitamin K: Traffic Cop
  21. 21. THE END