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Cells are described as having an eccentric heavily stained (condensed chromatin) nucleus, high N:C ratio, and blue cytoplasm. A pale perinuclear Golgi complex is noted next to the nucleus. Identify this cell type:

A bone marrow exam is performed on a 80 year old female to investigate the possible cause of anemia. If the marrow is normal, predict the average percentage cellularity.   (Enter the numerical value only)  

Select which values are directly measured (not calculated) on all major hematology analyzer platforms (Coulter, Sysmex, Cell-dyn, and Advia).

Chromatin functions as:

A patient has many of the cells shown below present in their differential. What is the identification of this cell?

Which of the following lineages are derived from the bipotential progenitor cell CFU-EMk?

Premature release of erythrocytes into circulation results in

Peroxidase activity in a cell usually indicates which of the following:

You are working in hematology during your clinical rotation and receive a blood smear for a patient with a hemoglobin value of 7 g/dL. What adjustment should be made to your peripheral blood smear technique to achieve a blood smear of appropriate thickness? 

What are hemosiderin and ferritin?