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Ch 11: Mineral Deficiency & Toxicity in the Body

About This Chapter

Use the fun video lessons in this chapter to strengthen your knowledge of mineral deficiency and toxicity in the body. Lessons provide an in-depth look at the deficiency and toxicity symptoms of selenium, fluoride, manganese, iron, iodine and more.

Mineral Deficiency & Toxicity in the Body - Chapter Summary

Minerals ensure our bodies function properly, but must be consumed appropriately to avoid serious problems. The lessons in this chapter examine the impact of mineral deficiency and toxicity in our bodies. Learn about various types of minerals the body needs, and examine how we're impacted by a mineral imbalance. Once you've completed this chapter, you will be able to:

  • Discuss the electrolyte deficiency and toxicity symptoms of sodium, potassium and chloride
  • Describe the roles of calcium and phosphorus in the body and symptoms tied to their deficiency and toxicity
  • Examine the importance of magnesium and sulfur and how their deficiency and toxicity impact our bodies
  • Explain the deficiency and toxicity symptoms of iron, zinc, iodine, copper and selenium
  • Detail the roles of chromium, fluoride, manganese and molybdenum in the body and symptoms tied to their deficiency and toxicity

Each lesson in this chapter is available in a video or transcript format. Watch the videos to learn about mineral deficiency and toxicity in the body with help from fun visual effects. Review and print full transcripts if you prefer to read your lessons or want to take additional notes and highlight key details. With each lesson is a short quiz you can use to assess your knowledge of concepts covered. A chapter exam is also available to reinforce lesson concepts.

14 Lessons in Chapter 11: Mineral Deficiency & Toxicity in the Body
Test your knowledge with a 30-question chapter practice test
Sodium, Potassium & Chloride: Electrolyte Deficiency & Toxicity Symptoms

1. Sodium, Potassium & Chloride: Electrolyte Deficiency & Toxicity Symptoms

Sodium, potassium and chloride are electrolytes needed by your body for proper fluid balance, nervous system function and heart function. Learn how they are regulated and what happens if there are too few or too many in your body in this lesson.

Calcium Deficiency & Toxicity Symptoms

2. Calcium Deficiency & Toxicity Symptoms

Calcium helps strengthen your bones and is also needed for muscle contractions and proper nervous system function. Learn how blood calcium levels are regulated and what happens when there is too little or too much of this mineral in your body in this lesson.

Copper: Deficiency & Toxicity Symptoms

3. Copper: Deficiency & Toxicity Symptoms

Copper is a trace mineral that is needed by your body for a number of functions, including making healthy red blood cells. Learn about food sources of copper as well as what happens to your body if it has too little or too much copper.

Sulfur Deficiency & Toxicity Symptoms

4. Sulfur Deficiency & Toxicity Symptoms

Sulfur is a major mineral of the body that is part of certain amino acids and helps with many bodily processes. Learn what happens if you do not get enough of the mineral through your diet and what happens, if anything, when too much is ingested in this lesson.

Selenium: Deficiency & Toxicity Symptoms

5. Selenium: Deficiency & Toxicity Symptoms

Selenium is a trace mineral needed for proper thyroid function and other processes. Learn about conditions linked to selenium deficiency, such as Keshan disease and Kashin-Beck disease, as well as toxicity symptoms, such as hair and nail loss, in this lesson.

Magnesium Deficiency & Toxicity Symptoms

6. Magnesium Deficiency & Toxicity Symptoms

Magnesium is a major mineral needed by your body for a number of processes. Learn how symptoms such as muscle twitches, depression, fatigue and numbness are related to magnesium deficiency, as well as the effects of magnesium toxicity, in this lesson.

Chromium: Deficiency & Toxicity Symptoms

7. Chromium: Deficiency & Toxicity Symptoms

Chromium is a trace mineral that helps maintain normal blood glucose levels in your body. Learn who is at risk of deficiency and how a deficiency can lead to diabetes-like symptoms, as well as the issues, if any, related to chromium toxicity in this lesson.

Phosphorus Deficiency & Toxicity Symptoms

8. Phosphorus Deficiency & Toxicity Symptoms

Phosphorus is a mineral needed by your body for strong bones and teeth and other body processes. Learn about the functions and sources of this major mineral, as well as what happens to your body if there is too little or too much, in this lesson.

Iron: Deficiency & Toxicity Symptoms

9. Iron: Deficiency & Toxicity Symptoms

Iron is a trace mineral that your body gets from a variety of animal and plant foods. It has many functions, including making hemoglobin. Learn how low iron can lead to iron deficiency anemia and the health consequences associated with iron toxicity.

Zinc: Deficiency & Toxicity Symptoms

10. Zinc: Deficiency & Toxicity Symptoms

In this lesson, you'll learn about zinc, which is a trace mineral that is needed for a number of functions in your body. Learn how a zinc deficiency can negatively impact your health and impair your immune function. Also, learn about the signs and symptoms associated with zinc toxicity.

Iodine: Deficiency & Toxicity Symptoms

11. Iodine: Deficiency & Toxicity Symptoms

Iodine is a trace mineral needed for the production of thyroid hormones. It's commonly found in iodized salt. Learn about conditions of iodine deficiency, such as a goiter and cretinism, as well as symptoms that come with excessive intake of iodine.

Fluoride: Deficiency & Toxicity Symptoms

12. Fluoride: Deficiency & Toxicity Symptoms

Fluoride, obtained from toothpaste and fluoridated water, helps protect your teeth from dental caries. Learn how fluoride works and what happens if you do not get enough fluoride or ingest too much of this trace mineral.

Manganese: Deficiency & Toxicity Symptoms

13. Manganese: Deficiency & Toxicity Symptoms

Manganese is a trace mineral used by your body as a cofactor that helps certain enzymes function properly. Learn what happens to your body if you consume too little manganese and what happens, if anything, when you consume too much in this lesson.

Molybdenum: Deficiency & Toxicity Symptoms

14. Molybdenum: Deficiency & Toxicity Symptoms

Learn how the trace mineral molybdenum acts as a cofactor for enzymes that carry out important life functions and what signs and symptoms may arise if you take in too little or too much molybdenum in your daily diet.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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