Spongy bone (Decalcified slide): less dense. Bone marrow contains adipose tissue and hemopoietic cells.
Haversian canals
contain a blood and lymph vessel and a nerve.
Bone cells (osteocytes) are embedded in fluid-filled cavities (lacunae) in concentric layers of bone tissue.
Muscle: skeletal, smooth, cardiac from label?
Skeletal: multinucleated.
Smooth: no striation, tapered sheets.
Cardiac:
Intercalated disks dark cross striations contain gap junctions.