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Figure 12 | Scoliosis

Figure 12

From: Pathogenesis of adolescent idiopathic scoliosis in girls - a double neuro-osseous theory involving disharmony between two nervous systems, somatic and autonomic expressed in the spine and trunk: possible dependency on sympathetic nervous system and hormones with implications for medical therapy

Figure 12

Pelvis of "Lucy" and modern human female separated by 3 million years of evolution. "Lucy's" sacral alae are wide thereby increasing separation at the hips, the ilia are more flared increasing the mechanical advantage for hip function, and frontal pelvic width greater than sagittal pelvic dimension. The major change visible in this view, namely the more ovoid form of the human pelvis, is accompanied by a sagittal expansion of the birth canal needed for the increase in brain size since "Lucy". (Modified from [271] and Burwell et al [149].

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Scoliosis and Spinal Disorders

ISSN: 2397-1789

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