★ Hematology Quiz
In a bone marrow biopsy specimen, the RBC precursors were estimated to account for 25% of the cells in the marrow, and the other 75% were granulocyte precursors. What is the M:E ratio?
A. 3:1
B. 4:6
C. 1:1.5
D. 1:3
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Which are the most common erythrocytic stages found in normal marrow?
A. Polychromatophilic and orthochromic normoblasts
B. Pronormoblasts
C. Pronormoblasts and basophilic normoblasts
D. Basophilic and polychromatophilic normoblast
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