Exam 15: Trace Minerals

A major factor contributing to the decline in iron deficiency anemia among poor preschool children in the U.S.is

Approximately _______ of iron used each day is recovered and recycled.

List 3 population groups at risk for iron deficiency.

Copper plays a role in connective tissue formation as a component of lysyl oxidase.

Adequate selenium intake may lower risk of prostate,lung,and other cancers.

Zinc supplementation is a scientifically proven means of preventing the common cold.

Iron is stored in the liver as

Which of the following has been associated with a decreased risk of cancer?

Ceruloplasmin is

What trace mineral toxicity causes tooth mottling?

Explain why a deficiency of selenium can impair iodine metabolism.

A dietary deficiency of ______ is associated with retarded growth and inadequate sexual development in humans.

In iron-deficiency anemia,the red blood cells are usually classified as

The proteins ____________ oxidize ferrous iron to ferric iron to allow iron to be transported to body cells.

Which type of dietary iron is most efficiently absorbed?

Hemochromatosis is

In the U.S.,accidental iron overdose is the leading cause of poisoning in young children less than 6 years of age.

Cancers can metastasize to distant parts of the body via the blood or lymph to form invasive tumors.

Which of the following foods is a good source of non-heme iron?

Fluoridated water typically contains about