click below
click below
Normal Size Small Size show me how
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 |