![]() It consists of 22 different bones that are divided into two groups: bones of cranium and bones of face. ![]() Skull: Skull is that part of human skeleton that forms the bony framework of the head. It consists of Skull, vertebral column and thoracic cage. Axial Skeleton: Axial skeleton forms the axis of human body. Divisions of Human Skeleton: Human skeleton can be divided into two divisions. ![]() A joint occurs between “two or more bones”, “bone and cartilage” and “cartilage and cartilage”. Joints: Joints are important components of human skeleton because they make the human skeleton mobile. Bones are highly mineralized with calcium salts while cartilages are not. The main difference in the cartilage and bone is the mineralization factor. Cartilages: Cartilage is also a form of connective tissue but is not as tough and rigid as bone. It is the weight bearing organ of human body and it is responsible for almost all strength of human skeleton. Bones: Bone is a tough and rigid form of connective tissue. Figure (a) shows the skeletal system Components of Human Skeleton: Human skeleton is composed of three main components Bones, Associated cartilages and Joints.
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