Slide 6 Bone Marrow Smear
The pale, grey cells without nuclei are red blood cells. The darker ones are white blood cells in a variety of stages of development. The dark nuclei are of variable shape and cytoplasm is lighter colored. Note that in a later excercise (Blood and Bone Marrow), you will learn to identify the individual types of white blood cells.

Bar = 50 Microns

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