Trace minerals

Definition

Trace minerals, also known as microminerals, are essential nutrients required by the body in minute amounts. They play critical roles in various physiological functions, including enzyme activity and hormone regulation.

5 Must Know Facts For Your Next Test

1. Trace minerals include iron, zinc, copper, manganese, selenium, iodine, fluoride, and chromium.
2. Iron is crucial for oxygen transport and energy metabolism.
3. Zinc supports immune function and wound healing.
4. Selenium acts as an antioxidant and is vital for thyroid function.
5. Iodine is necessary for the production of thyroid hormones.

Review Questions

• Which trace mineral is essential for oxygen transport in the body?
• What role does zinc play in the body's immune system?
• Why is selenium important for thyroid function?

Related terms

Macrominerals:

Essential minerals required by the body in larger amounts such as calcium and magnesium.

Enzymes:

Proteins that act as biological catalysts to speed up chemical reactions within cells.

Antioxidants:

Compounds that inhibit oxidation and combat free radicals in the body.