Slide 6 Decalcified Bone Matrix
This cross section of a long bone shows cortical bone to the right and bone marrow to the left. The white circles in the marrow are fat cells. In this preparation calcium has been removed during tissue processing.

Bar = 250 Microns

Key: Marrow cells (M); Haversian systems (blue arrows); Cortical bone (CB); Osteoblasts (green arrow)
Expanded View