Skeleton Skull Screen Lock

Skeleton Skull Screen Lock
Learn the structure of human bones, skulls and many interesting details, fascinating facts. Load cool images with friends dilys interesting information along with application skeleton, skull, you can easily install on your device.
The skeleton also skeleton or skeletal system is a set of hard tissue in the body that serve as the backbone of the body or parts of it and protect it from mechanical damage.
Human skeleton - a rigid structure formed by a set of bones that is the mainstay of the human body. At birth, the human skeleton contains about 270 bones; before reaching adulthood amount of bone is reduced to about 206 due to fusion of a number of small bones. However, in general, the number of bone depends on the anatomic features; For example, in individuals available higher than normal number of ribs or vertebrae.
The water content of bone tissue at 50%. Also it contains inorganic and organic substances. Elasticity of human bones does not compare even with elasticity oak. A bone strength exceeds the strength of granite in 2,5 times.