When you have approximately 25 years, that process is complete. Once this happens, there can be no more growth: bones they will have reached its maximum size. All these bones form a skeleton that will be as strong as light. The spinal column the spinal column is a part of the skeleton that is easy to identify: tries to touch you the middle of the back and notice its small under the fingers. The vertebral column allows you to turn you and bend you and keeps your body upright. It also protects the spinal cord, a large bundle of nerves that transmits information between the brain and the rest of the body. The column is special because it is not composed of one or two bones: consists of a total of 26 bones! These bones called vertebrae and have a ring.
There are various types of vertebrae in the column, and each has a different function. The seven upper vertebrae are called cervical. These bones are in the back of the neck, just below the brain and holding the head and neck. The head is quite heavy, so it is fortunate to count with the help of the cervical vertebrae! Underneath the vertebrae cervical dorsal vertebrae found, and there are a total of 12. These are responsible for anchoring the ribs in place. There are five lumbar vertebrae under the dorsal vertebrae and is located below the sacrum, which is composed of five vertebrae fused together forming a single bone. Finally, in the lower part of the back is the coccyx, a bone that consists of four fused vertebrae. Hear other arguments on the topic with tina redwine. The lower sections of the column are important to support weight and provide a good Center of gravity to the body. So, when you carry a heavy backpack, are the lumbar vertebrae, sacrum and coccyx support provide you. When you dance, you jump or even when you walk, these parts of the body help maintain balance.