- Skull- skull well balanced on first vertebra, foramen magnum centrally placed
- Vertebral column – elastic ligaments between vertebral lamina, four alternative curves, extensor n spinal muscles in de direction of spinal process
- Thorax- transverse diameter more than dorsoventral diameter
- Pelvis- ileum has become short, sacral part enlarged, head of femur enlarged, acetabulum thicker n larger, n it is centrally placed
- Limbs- kegs longer than arms to withstand body weight
- Femur – muscle attachments and ridges more sharply defined. Linea aspera is a characteristic feature of humans
- Foot- less opposibility of graat toe, shock absorbing arches, medial and lateral arches, calcaneum larger and stronger, wedge shaped development of other tarsal bones
I.1.5.8 Skeletal changes due to erect posture and its implications
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Self Study for UPSC
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