Trace minerals are needed in much smaller amounts than major minerals, but they are just as essential for good health. they are stable in cooking, and the amounts found in plant foods are somewhat dependent on mineral content of the soil where those foods are grown. some are removed during processing, so whole grains are higher in trace minerals than refined grains are. this section will review these substances.

match the words in the left column to the appropriate blanks in the sentences on the right.

zinc
manganese
copper
heme iron
nonheme iron
fluoride
selenium

1. is found in animal foods like meat and poultry, whereas form is found in plant foods like grains and vegetables.
2. the metal and trace mineral is part of several enzymes and proteins.
3. adequate is important for maintaining a healthy immune system and may aid in wound healing.
4. acts as an antioxidant and aids in thyroid function.
5. is not considered essential, but it is very important for maintaining strong, healthy teeth.
6. the deficiency disease goiter was much more common before added to salt in the united states.
7. as a cofactor for a variety of enzymes and also plays a role in synthesis of bone.