What is false anemia?
a. Iron-deficiency anemia in athletes
b. Anemia associated with training at high altitudes
c. Temporary decrease in hemoglobin due to endurance training
d. Change in hematocrit due to blood doping
Q. 2The best test of iron storage is:
a. hematocrit.
b. hemoglobin.
c. ferritin.
d. none of the above
Q. 3What is the role of myoglobin?
a. Stores excess iron when iron storage in the liver reaches full capacity
b. Provides oxygen immediately to muscle
c. Binds excess iron in the GI tract to help prevent overconsumption
d. Facilitates the transfer of oxygen to the red blood cells
Q. 4The micromineral that is necessary for the conversion of iron from its storage to its transport form is:
a. copper.
b. magnesium.
c. sodium.
d. zinc.
Q. 5The amount of iron that women need depends on:
a. age.
b. menstruation.
c. pregnancy.
d. all of the above
Q. 6The most common type of anemia is:
a. megaloblastic anemia due to folate deficiency.
b. megaloblastic anemia due to vitamin B12 deficiency.
c. pernicious anemia due to lack of vitamin B12 absorption.
d. iron-deficiency anemia.
Q. 7What is myoglobin?
a. Storage form of hemoglobin
b. Transport form of hemoglobin
c. Iron-containing protein found in the liver
d. Iron-containing protein found in muscle fibers
Q. 8Why is iron not well absorbed from the intestinal tract?
a. Most people consume too much iron on a daily basis.
b. The physiological roles involving iron are limited and are of minor importance.
c. Over-absorption of iron has potentially harmful physiological effects.
d. Most people don't have the enzymes needed to absorb iron, especially as they age.