How many vertebrae does a person have?
The spine is not only a vital element in the body, but also performs many functions. From school, we remember that the spine consists of the constituent elements - the vertebrae. And how many vertebrae does a person have? Let's figure it out.
In the structure of the human spine there are five sections. Consider each one of them.
The composition of the cervical 7 vertebrae. However, it is interesting not only how many cervical vertebrae a person has, but also the structural features of this department. The cervical spine is the most mobile part of the spine. It is also interesting in that the two vertebrae of the cervical region differ in structure from all the others. They have special names - atlas and epistrophy. Thanks to them, a person makes head movements.
The thoracic spine includes 12 vertebrae. The ribs are attached to them semi-movably. By the way, the thoracic vertebrae and the thoracic ribs form the rib cage.
The lumbar spine consists of 5 vertebrae.By structure, they are the largest, because they account for a large mass, in fact, the entire body of the body.
The sacrum form 5 vertebrae. In an adult, vertebrae are already inactive or fused. And in a child, the sacrum consists of individual vertebrae.
This is the smallest part of the spine. It consists of 3-5 vertebrae.
For physicians, it is important to know how many vertebrae are in the human spine, because with a decrease or increase in their number, various abnormalities occur. As a rule, they are not lethal, but only impede movement.
Anomalies in the number of vertebrae can occur when the deviation of fetal development, as well as due to operations on the spine.