What are the different areas of the spine called?

The spine is composed of 33 bones, called vertebrae, divided into five sections: the cervical, thoracic, and lumbar spine sections, and the sacrum and coccyx bones.

What are the areas of the spine called?

The spine itself has three main segments: the cervical spine, the thoracic spine, and the lumbar spine. The cervical is the upper part of the spine, made up of seven vertebrae (bones). The thoracic is the center portion of the spine, consisting of 12 vertebrae. The lower portion of the spine is called the lumbar spine.

What are the 3 major areas of the spine called?

The spine has three normal curves: cervical, thoracic and lumbar. There are seven cervical vertebrae in the neck, 12 thoracic vertebrae in the torso and five lumbar vertebrae in the lower back.

What are the 4 areas of the spine?

The vertebrae are numbered and divided into regions: cervical, thoracic, lumbar, sacrum, and coccyx (Fig. 2). Only the top 24 bones are moveable; the vertebrae of the sacrum and coccyx are fused.

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What are the 3 main parts of a vertebra?

Cervical, Thoracic and Lumbar Spine

Each vertebra is made up of the vertebral body in the front, the facet joints in the back and the pedicles, which connect the vertebral body to the facet joints.

What are the 5 areas of the spine?

The spine is composed of 33 bones, called vertebrae, divided into five sections: the cervical, thoracic, and lumbar spine sections, and the sacrum and coccyx bones.

What is the lowest part of the spine called?

The bottom of the spine is called the sacrum. It is made up of several vertebral bodies usually fused together as one. The remaining small bones or ossicles below the sacrum are also fused together and called the tailbone or coccyx.

What absorbs shock in the spine?

The intervertebral discs are soft structures which act as shock absorbers between each of the vertebrae (bones) in the spine. A single disc sits between each vertebra. Each intervertebral disc has a strong outer ring of fibres (‘annulus’), and a soft, jelly-like centre (nucleus).

Which part of the spine is most vulnerable to injury?

The most vulnerable areas of the spine are the lumbar (lower back), and the cervical (neck) regions. They are the most mobile, and susceptible to injury. The lower back is also the main weight bearing part of the spine. The spine is supported by muscles and ligaments.

What are the levels of the spine?

There are four sections of the spinal cord: cervical, thoracic, lumbar and sacral. Each section of the spine protects different groups of nerves that control the body.

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What are the different parts of the back?

As mentioned above, our vertebrae are numbered and divided into five regions: cervical, thoracic, lumbar, sacrum, and coccyx. Did you know? Only the top 24 bones are moveable. The vertebrae of the sacrum and coccyx are fused.

What is the D spine?

Definition. One of the three distinct portions along the spine or the vertebral column (the other two are the cervical spine and the lumbar spine), and is the longest section comprised of twelve thoracic vertebrae that house the spinal cord along the rachidian channel.

What does spinal mean in English?

(Entry 1 of 2) 1 : of, relating to, or situated near the spinal column. 2a : of, relating to, or affecting the spinal cord spinal reflexes. b : having the spinal cord functionally isolated (as by surgical section) from the brain experiments on spinal animals.

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