NUTR 100 Study Guide - Dental Caries, Kidney Stone Disease, Bone Pain
Document Summary
Makes up 40% of all the minerals present in body. Absorption of calcium: amount in body is dependent on amount absorbed, requires slightly acidic environment, and vitamin d. small intestine. Absorption: dependent on body"s need, decreases with high intakes of vitamin c, phytic acid, fiber, zinc, iron, certain amino acids. Dairy products, canned fish, leafy, tofu, orange juice. May cause kidney stones and other problems in susceptible people. Bone formation and maintenance, blood clotting, nerve impulse transmission ? muscle contraction, and cell metabolism (activates various enzymes) Assists immune system, blood clotting, brain development, cholesterol metabolism. Role prevention of dental caries: helps tooth enamel resist acid. Excessive perspiration (signs: mucle cramp, nausea, vomiting, dizziness, shock, coma) Diuretic may deplete potassium (increase excretion) hypertension in susceptible individuals. Slowing of the heartbeat, as seen in kidney failure. Excess potassium is excreted by the kidneys. processed foods, milk and dairy products.
