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Nutrition
Chapter 11 & 12 Major & Trace Minerals
| Question | Answer |
|---|---|
| Sources of Calcium | dairy products, fish consumed with bones, green leafy vegetables, and fortified foods |
| Functions of Calcium | Bone and tooth structure, nerve transmissions, muscle contractions, blood clotting, blood pressure regulation, hormone secretion |
| Calcium deficiency | Increased risk of Osteoporosis |
| Groups @ risk of deficiency | Postmenopausal women, elderly people, a vegan diet, lactose intolerant, kidney disease |
| Toxicity of Calcium | Elevated blood calcium and kidney stones |
| Upper Intake Level of calcium | 2000-2500 mg/day food and supplements |
| Sources of Phosphorus | Meat, dairy, cereals, baked goods |
| Function of Phosphorus | structure of bones and teeth, membranes, ATP & DNA, acid base balance. |
| Deficiency of Phosphorus | Premature infants, alcoholics, elderly people |
| Toxicity of Phosphorus | None likely |
| Is there an Upper Intake Level of Phosphorus? | Yes! 4000 mg/day |
| Sources of Magnesium | Greens, whole grains, legumes, nuts, and seeds |
| Function of Magnesium | Bone structure, ATP stabilizer, enzyme activity, nerve and muscle function |
| Deficiency of Magnesium | Nausea, vomiting, weakness, muscle pain, heard changes |
| Groups @ risk of Magnesium | Alcoholics, individuals with kidney or gastrointestinal disease |
| Toxicity of Magnesium | Nausea, vomiting, low blood pressure |
| Is there an Upper intake Level of Magnesium? | Yes! 350mg/day from nonfood source |
| Sources of Sulfur | Protein foods, preservatives, |
| Function of Sulfur | Part of some amino acids and vitamins, acid base balance |
| Deficiency in Sulfur | None when protein needs are met |
| Groups @ risk of Sulfur deficiency | None |
| Toxicity to Sulfur | None likely |
| Is there an Upper Intake Level of Sulfur? | N/A |
| What kind of mineral is Magnesium | Major Mineral |
| What kind of mineral is Sulfur | Major Mineral |
| what kind of mineral is Calcium classified as | Major |
| what kind of mineral is Phosphorus classified as | Major |
| what kind of a mineral is Iron Classified as | Trace |
| what kind of a mineral is Zinc Classified as | Trace |
| what kind of a mineral is Copper Classified as | Trace |
| what kind of a mineral is Manganese Classified as | Trace |
| what kind of a mineral is Selenium Classified as | Trace |
| what kind of a mineral is Iodine Classified as | Trace |
| what kind of a mineral is Chromium Classified as | Trace |
| what kind of a mineral is Fluoride Classified as | Trace |
| what kind of a mineral is Molybdenum Classified as | Trace |
| Sources of Iron | Red meats, leafy greens, dried fruits, whole & enriched grains |
| Functions of Iron | part of hemoglobin, delivery of oxygen, myoglobin which holds oxygen in muscle, electron carriers in the transport chain, needed for immune function |
| Iron deficiency | Iron deficiency anemia, fatigue, weakness, small pale RBCs, and low hemoglobin |
| Groups @ risk for Iron deficiency | infants, preschool children, adolescents, women of childbearing age, pregnant women, athletes, an vegetarians. |
| Iron Toxicity | Gastrointestinal upset & liver damage |
| Is there an Upper Intake Level of Iron? | Yes! 45mg/day |
| Zinc Sources | Meat, seafood, whole grains and eggs |
| Functions of Zinc | Regulates protein synthesis, functions in growth/development/wound healing, immunity, and antioxidant protection |
| Toxicity of Zinc | Decreases copper absorption & depressed immune function |
| Groups @ risk for Zinc deficiency | Vegetarians, low income children, elderly |
| Is there an Upper intake level for zinc | Yes! 40mg/day |
| Copper sources | organ meat, nuts, seeds, whole grains, seafood, cocoa |
| functions of copper | a part of proteins needed for iron absorption, lipid metabolism, collagen synthesis, nerve and immune function, and antioxidant protection |
| Deficiency in Copper | anemia, poor growth, bone abnormalities |
| Toxicity of Copper | vomiting |
| Groups @ risk of Copper deficiency | those who over supplement zinc |
| Is there an Upper intake level of Copper? | Yes! 10mg/day |
| Manganese source | nuts, legumes, whole grains, tea |
| Functions of Manganese | carbohydrate and lipid metabolism, and antioxidant protection |
| Manganese deficiency | growth retardation |
| groups @ risk for manganese deficiency | None |
| Toxicity of Manganese | Nerve damage |
| Is there an Upper intake level of Manganese? | Yes! 11mg/day |
| Sources of Selenium | Organ meats, seafood, eggs, whole grains |
| Functions of Selenium | Antioxidant protection as part of glutathione peroxidase, sythesis of thyroid hormones; spares vitamin E |
| Deficiency of Selenium | Muscle pain, weakness, Keshan disease |
| Groups @ risk for Selenium Deficiency | populations of low selenium |
| Toxicity of Selenium | nausea, diarrhea, vomiting, fatigue, hair and nail changes |
| Is there an Upper intake Level for Selenium? | Yes! 400 ug/day |
| Sources of Iodine | iodized salt, salt water fish, seafood, dairy products |
| Functions of Iodine | needed for synthesis of thyroid hormones |
| Deficiency of iodine | Goiter, cretinism, intellectual disability, growth and development abnormalties |
| Groups @ risk for Iodine deficiency | populations in areas with low iodine soil and iodized salt is not used |
| Toxicity of Iodine | Enlarged thyroid |
| Is there an Upper Intake level of Iodine? | Yes! 1110 ug/day |
| Chromium sources | brewers yeast, nuts, whole grains, mushrooms |
| Functions of Chromium | enhances insulin action |
| Deficiency of Chromium | High blood glucose |
| Groups @ risk of Chromium deficiency | malnourished children |
| Toxicity of Chromium | N/A |
| Is there an Upper intake level Chromium? | N/A |
| Sources of Fluoride | fluoridated water, tea, fish, toothpaste |
| Functions of Fluoride | strengthens tooth enamel, enhances remineralization of tooth enamel, reduces acid production by bacteria in mouth |
| Deficiency of Fluoride | Increased risk of dental caries |
| Groups @ risk of Fluoride deficiency | Population without fluoride water |
| Fluoride toxicity | mottled teeth, kidney damage, bone abnormalties |
| Is there an Upper intake level for Fluoride? | Yes! 10 mg/day |
| Sources of Molybdenum | milk, organ meats, grains legumes |
| Functions of Molybdenum | cofactor for enzymes |
| Deficiency of Molybdenum | Unknown in humans |
| Groups @ risk of Molybdenum deficiencies | None |
| Toxicity of Molybdenum | Arthritis and joint inflammation |
| Is there an Upper intake level Molybdenum? | Yes! 2mg/day |