The Distribution of Bone Mass in the Cross Section of Human Vertebra
Babiker El Mamoun
Broschiertes Buch

The Distribution of Bone Mass in the Cross Section of Human Vertebra

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One hundred two cross sections of thoracic and lumbar spines at the base and at half the length of each (76 years old male, 63 years old male, 74 years old female) were examined with respect to x-ray density. The distribution of x-ray density was recorded using the computer densitometry. The density distribution was displayed in 10 colors and density level, as a graphical two-dimensional image. An irregular distribution of density on the sections plane was found. The higher density levels lied at the cranial and caudal edge. Between zones of less density. This distribution complies with the st...