The anatomy of the back

The spine is divided into two main parts;
1. The spine
2. Back muscle

The spine is a bone formed as a vortex.

This vortex is divided into five bones, which are divided:

1. Neck bones: they are also known as cervical and seven in number, you are usually assigned as follows: C1, C2, C3 ... C7.

2. Sternum: they are also called thoracic vertebrae and twelve in number, you will be awarded as follows; T1, T2, T3 ... T12.

3. WaistBones: they are also called lumbar vertebrae are five in number, you will be awarded as follows; L1, L2, L3, L4 and L5 respectively.

4. Sacrum Bone: they are also called sacral vertebra, but five in number and fused. They are awarded as follows, S1, S2, S3, S4 and S5 respectively.

5. Coccyx: You are below the waist, hips found region. They are four in number and these four bones are jointly determined.

These vortices are connected by the facet joints. Discseparate the vertebrae, the discs act as cushions between the vertebrae and absorb shocks and vibrations that arise when one wants to sit, jump, walk, etc. The function to the spine in any direction they turn.

The nerves are like the branches of trees connects the brain and spinal cord, carrying messages from the brain to the muscles, limbs and organs. These nerves carry sensations such as pain and other part of the body to the brain. The spine is connectedthe sacroiliac joints at the hip by an immovable or fixed connection.

The back is a compact and great organ, the nerve has always moved. The human back is the powerhouse of the whole body, the support of the trunk and make movement of the head, arms and legs possible.