Question: What are 24 bones that make up the spinal column?

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. The vertebrae in each region have unique features that help them perform their main functions.

What bones make up the spinal column?

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. The cervical section of the spine is made up of the top seven vertebrae in the spine, C1 to C7, and is connected to the base of the skull.

Are there 24 bones in the vertebrae?

The average person is born with 33 individual bones (the vertebrae) that interact and connect with each other through flexible joints called facets. By the time a person becomes an adult most have only 24 vertebrae because some vertebrae at the bottom end of the spine fuse together during normal growth and development.

What are the two types of joints?

There are three types of joints in the structural classification: fibrous, cartilaginous, and synovial joints.

  • Fibrous joints are joints in which bones are joined by dense connective tissue that is rich in collagen fibers. …
  • Cartilaginous joints are joints in which bones are joined by cartilage.
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What are the names of the 26 vertebrae?

These regions are called the cervical spine, thoracic spine, lumbar spine, sacrum, and coccyx.

What part of the spine controls the heart?

Thoracic (mid back) – the main function of the thoracic spine is to hold the rib cage and protect the heart and lungs. The twelve thoracic vertebrae are numbered T1 to T12.

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