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Longitudinal section of compact bone, ground and dried.

Longitudinal Section of Compact Bone

Longitudinal section of compact bone, ground and dried.

Transverse section of compact bone (metatarsal); the section has been ground and dried, hence the lacunae are filled with air.

Transverse Section of Compact Bone

Transverse section of compact bone (metatarsal); the section has been ground and dried, hence the lacunae…

Longitudinal section of humerus showing relation of compact and spongy bone.

Longitudinal Section of Humerus

Longitudinal section of humerus showing relation of compact and spongy bone.

Section of upper end of humerus, showing the external layer of compact bone surrounding the medullary cavity below and the spongy bone.

Section of Upper End of Humerus

Section of upper end of humerus, showing the external layer of compact bone surrounding the medullary…