Exam 13: Essential Trace and Ultratrace Minerals

In the presence of low intracellular iron, the binding of iron regulatory protein (IRE-BP) to iron response elements (IRE) present on the ferritin mRNA:

What genetic disorder causes copper toxicity?

The binding of iron by proteins defends the cells against

Which micromineral is necessary for iodine metabolism?

ZIP4

Which statement about selenium metabolism is true?

Which mineral is an essential factor in the action of glutathione peroxidase (GPX) in the reduction of organic peroxides and hydrogen peroxide?

Absorption of dietary iron is regulated by _____, produced by the liver when iron stores are high and released to the blood to act at the surface of enterocytes and macrophages.

People living in regions that contain high soil molybdenum levels may develop _____.

Excessive intake of non-heme iron interferes with absorption of which mineral by an unknown mechanism?

Iron content of the average Western diet is estimated to be about

What is important in antioxidant DEFENSE?

A key enzyme in liver urea production requires four _____ atoms per molecule.

Which trace mineral participates in the greatest number of enzyme systems?

Which statement is false?

The addition to the diet of which food will alleviate the problem of endemic goiter?

Nutrient-drug interactions caused by drugs such as statins used to treat cardiovascular disease are most likely to result in

The following vitamins/ minerals are required for heme synthesis:

Glutathione loses two electrons when it acts as an antioxidant. Glutathione is _____.

Nutrient-drug interactions caused by anticonvulsants such as phenobarbital used to treat seizures are most likely to result in