What is the most common cause of anemia?

Anemia is present in adults if the hematocrit is ___ in males or ___ in females.

Anemia is present in adults if the hemoglobin is ___ in males or ___ in females.

What are the 3 ways anemias are classified?

A reticulocytosis occurs in one of what three pathophysiologic states?

What occult cause of iron deficiency anemia should be considered when blood loss is not evident?

Iron deficiency is present if serum ferritin is ___ ng/mL (__pmol/L)
OR
___ ng/mL (__pmol/L) if also anemic.