Graphics Reference
In-Depth Information
Cultural, religious, and political differences may result in certain behavioral
variations in people, but it is less certain that differences between ethnic groups
may be as easily identified. The idea that certain ethnic groups are more able or
more suited to certain physical activities than others remains controversial.
Human Skeletal Structure
The skeletal structure offers strength for support and protecting soft tissues
and organs and is a system for the distribution of power. The skeleton works
FIG 5.1 Human skeletal structure,
a: anterior, b: posterior.
(a)
(b)
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