1. Mosby items and derived items © 2006 by Mosby, Inc. Slide 1 Chapter 8 Minerals

2. Mosby items and derived items © 2006 by Mosby, Inc. Slide 2 Chapter 8 Lesson 8.1

3. Mosby items and derived items © 2006 by Mosby, Inc. Slide 3 Key Concept The human body requires a variety of minerals in different amounts to perform numerous metabolic tasks.

4. Mosby items and derived items © 2006 by Mosby, Inc. Slide 4 The Nature of Body Minerals Classes of body minerals  Major minerals  Trace elements Functions of minerals Mineral metabolism  Digestion  Absorption  Transport

5. Mosby items and derived items © 2006 by Mosby, Inc. Slide 5 Chapter 8 Lesson 8.2

6. Mosby items and derived items © 2006 by Mosby, Inc. Slide 6 Key Concepts A mixed diet of varied foods and adequate energy value is the best source of the minerals necessary for health. Of the total amount of minerals a person consumes, only a relatively limited amount is available to the body.

7. Mosby items and derived items © 2006 by Mosby, Inc. Slide 7 Major Minerals Calcium  Functions Bone and tooth formation Blood clotting Muscle and nerve action Metabolic reactions  Requirements  Deficiency states  Toxicity symptoms  Food sources

8. Mosby items and derived items © 2006 by Mosby, Inc. Slide 8 Phosphorus Functions  Bone and tooth formation  Energy metabolism  Acid-base balance Requirements Deficiency states Toxicity symptoms Food sources

9. Mosby items and derived items © 2006 by Mosby, Inc. Slide 9 Sodium Functions  Water balance  Acid-base balance  Muscle action  Nutrient absorption Requirements Deficiency states Toxicity symptoms Food sources

10. Mosby items and derived items © 2006 by Mosby, Inc. Slide 10 Potassium Functions  Water balance  Metabolic reactions  Muscle action  Insulin release  Blood pressure Requirements Deficiency states Toxicity symptoms Food sources

11. Mosby items and derived items © 2006 by Mosby, Inc. Slide 11 Chloride Functions  Digestion  Respiration Requirements Deficiency states Toxicity symptoms Food sources

12. Mosby items and derived items © 2006 by Mosby, Inc. Slide 12 Magnesium Functions  General metabolism  Protein synthesis  Muscle action  Basal metabolic rate Requirements Deficiency states Toxicity symptoms Food sources

13. Mosby items and derived items © 2006 by Mosby, Inc. Slide 13 Sulfur Functions  Hair, skin, and nails  General metabolic functions  Vitamin structure  Collagen structure Requirements Deficiency states Toxicity symptoms Food sources

14. Mosby items and derived items © 2006 by Mosby, Inc. Slide 14 Chapter 8 Lesson 8.3

15. Mosby items and derived items © 2006 by Mosby, Inc. Slide 15 Key Concepts A mixed diet of varied foods and adequate energy value is the best source of the minerals necessary for health. Of the total amount of minerals a person consumes, only a relatively limited amount is available to the body.

16. Mosby items and derived items © 2006 by Mosby, Inc. Slide 16 Trace Elements Iron  Functions Hemoglobin synthesis General metabolism  Requirements  Deficiency states  Toxicity symptoms  Food sources

17. Mosby items and derived items © 2006 by Mosby, Inc. Slide 17 Iodine Functions Requirements Deficiency states  Goiter  Cretinism  Hypothyroidism  Hyperthyroidism Toxicity symptoms Food sources

18. Mosby items and derived items © 2006 by Mosby, Inc. Slide 18 Zinc Functions  Enzyme constituent  Immune system  Other functions Requirements Deficiency states Toxicity symptoms Food sources

19. Mosby items and derived items © 2006 by Mosby, Inc. Slide 19 Selenium Functions Requirements Deficiency states Toxicity symptoms Food sources

20. Mosby items and derived items © 2006 by Mosby, Inc. Slide 20 Other Trace Elements Fluoride Copper Manganese Chromium Molybdenum Other essential trace elements

21. Mosby items and derived items © 2006 by Mosby, Inc. Slide 21 Mineral Supplementation Life cycle needs  Pregnancy and lactation  Adolescence  Adulthood Clinical needs  Iron-deficiency anemia  Weight-loss programs  Zinc deficiency  Potassium-losing drugs