On the basis of the skeleton present in the body it is of two types: 1. Exo Skeleton: The skeleton found on the exterior layer of the body and basically originates from embryonic ectoderm or mesoderm.
The human skeletal system is divided into two major parts known as the axial skeleton and the appendicular skeleton. The axial skeleton comprises of the skull, hyoid, auditory vesicles, ribs, sternum ...
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