1.6. Human Skeletal System http://www.ck12.org
tough protein fibers. Cartilage creates smooth surfaces for the movement of bones that are next to each other, like
the bones of the knee.
Ligamentsare made of tough protein fibers and connect bones to each other. Your bones, cartilage, and ligaments
make up yourskeletal system.
FIGURE 1.9
The skeletal system is made up of bones,
cartilage, and ligaments. The skeletal
system has many important functions in
your body.