The importance and structure of the appendicular skeleton

The skeletal system

The skeletal system consists of 206 named bones that make up the skeleton , It is divided into main divisions which are the axial skeleton and the appendicular skeleton , It gives the shape to the body and it supports the body weight , without the bones you can not stand or sit erect .

skeleton system

The skeleton system

The bones in our body connect and form the skeleton , our skeleton gives our body the shape , It supports our body and protects the important organs in our body .

The skeletal system protects the organs as the heart , the lungs and the brain , The backbone supports our body , The ribcage protects our lungs and the heart , The skull protects our brain and the eyes .

The appendicular skeleton

The appendicular skeleton consists of the bones of upper limbs , the bones of lower limbs and their gridles Tan bones .

The bones of the upper limbs consists of 3 parts which are the humerus bone , the fore arm bones ,  hand bones , and it is connected to the shoulder bones , The bones of the upper limbs allow eating , drinking and holding the things .

The bones of the lower limbs consists of 3 parts which are the femur bone , the shaft bones , the foot bones , and it is connected to the pelvic bones , The bones of the lower limbs allow walking , running , standing and carrying the rest of the body .

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