Which one of the following biomarkers is increased during the third stage of iron deficiency anemia?
A)Free erythrocyte protoporphyrin
B)Hemoglobin
C)Serum ferritin
D)MCV

Question

Quizplus · Accepted Answer

Free erythrocyte protoporphyrin (FEP) is increased during the third stage of iron deficiency anemia as a result of decreased iron availability for heme synthesis. Hemoglobin (B), serum ferritin (C), and MCV (D) may be decreased during iron deficiency anemia, but do not specifically increase during the third stage.

Which One of the Following Biomarkers Is Increased During the Third