Of the following minerals, which is found in the body in the lowest amount?

 Explain which condition is worse, a crushed suture or a crushed fontanelle?

Which of the following substances enhances absorption of nonheme iron?

About what percentage of the US population is deficient in iron?

Number 15 is called ______________  

Match the mineral with its role in the body.

The erythrocyte protoporphyrin level is an indicator of

Match the term with its role in regulation of fluid balance.

Which one is the fibula, green or blue?    

The body needs more ________ each day than any other nutrient.