BIOLOGY 105 Lecture Notes - Lecture 5: Adipose Tissue, Hyponatremia, Chylomicron
Document Summary
Input beverages, food, byproduct of metabolism; output lungs, skin, feces, urine. Water will move down its concentration gradient. 0. 5 oz * body weight (lb) = daily fluid requirement in oz. To get cups, divide ounces by 8. Excess water consumption (w/o electrolytes) hyponatremia. Confusion, nausea, vomiting, bloating, swelling around brain. Vitamins are organic compounds that are needed in small qs for very specific functions, such as the maintenance of regulatory and metabolic processes in the body. 14 known vitamins- 4 fat-soluble (a, d, e, k), 11 water-soluble. Fat-soluble need chylomicrons they cannot get into blood without. Fat-soluble can be stored in body, in liver & adipose tissue. Free radicals highly reactive chemicals that can damage cells. In the united states and canada: reduced and low fat milk and yogurt must be fortified due to loss during the removal of fat. Ul for adults in 3,000 mcg rae. Excess of plant sources do not cause toxicity.
