{"id":3980,"date":"2024-04-23T10:09:23","date_gmt":"2024-04-23T07:09:23","guid":{"rendered":"https:\/\/spine-scoliosis.gr\/?page_id=3980"},"modified":"2025-11-07T15:38:57","modified_gmt":"2025-11-07T12:38:57","slug":"general-anatomy-of-the-spine","status":"publish","type":"page","link":"https:\/\/spine-scoliosis.gr\/en\/general-anatomy-of-the-spine\/","title":{"rendered":"General Anatomy of the Spine"},"content":{"rendered":"\t\t
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General Anatomy of the Spine<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\tFunctions of the Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tRegions of the Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tCervical Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tThoracic Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tLumbar Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tSacral Spine<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tSpinal Curvature<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tVertebrae \u2013 Spinal Bodies<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tComponents of the Vertebrae<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tVertebrae \u2013 Processes and Facet Joints<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tVertebrae \u2013 Endplates<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tIntervertebral Foramina<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tIntervertebral Discs<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tAnnulus Fibrosus<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tNucleus Pulposus<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tSpinal Cord and Nerve Roots<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\tSpinal Canal Stenosis<\/a><\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\"\"<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Functions of the Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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The spine<\/strong> consists of vertebrae that support the body’s trunk while also enclosing the spinal cord. Understanding the general anatomy and functions of the spine (S.S.)<\/strong> is extremely important for patients with issues in this area.<\/p>

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This article provides an overview of the complex anatomy of the spine, covering the following topics:<\/p>

  • A general overview of spinal functions, including foramina and primary curves.<\/li>
  • A detailed description of individual anatomical components, including vertebrae, discs, the spinal cord, nerves, joints, muscles, and ligaments.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    Regions of the Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    The spine is typically divided into five main regions:<\/p>

    1. Cervical<\/strong><\/li>
    2. Thoracic<\/strong><\/li>
    3. Lumbar<\/strong><\/li>
    4. Sacral<\/strong><\/li>
    5. Coccygeal<\/strong><\/li><\/ol>

      Each spinal region has distinct characteristics and functions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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      Cervical Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      \"\"<\/p>

      The cervical spine<\/strong> is part of the human neck. It consists of seven vertebrae that protect the spinal cord, support the head, and allow for the neck\u2019s significant flexibility.<\/p>

      • The first cervical vertebra is called the atlas, shaped like a ring.<\/li>
      • The second cervical vertebra is called the axis, which, as the name suggests, resembles an axis. It extends upward and fits into a specific position within the atlas.<\/li>
      • The atlas and axis allow the head to rotate, flex, and extend, accounting for about 50% of neck movement.<\/li>
      • The remaining cervical vertebrae (C3 to C7) do not have distinct anatomical features but are responsible for the other 50% of cervical mobility.<\/li><\/ul>

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        Thoracic Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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        \"\"<\/p>

        The thoracic spine<\/strong> consists of 12 vertebrae, with the first located below the last cervical vertebra.<\/p>

        • As you move downward, the thoracic vertebrae increase in size: T1 is the smallest, while T12 is the largest.<\/li>
        • Each thoracic vertebra connects to a rib on the left and right, forming the rib cagewhen joined at the front with the sternum.<\/li>
        • The thoracic spine, along with the ribcage and sternum, protects the lungs and heart.<\/li><\/ul>

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          Lumbar Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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          \"\"<\/p>

          The lumbar spine<\/strong> consists of five vertebrae (L1 to L5), increasing in size from top to bottom.<\/p>

          • The lumbar spine has greater mobilitythan the thoracic spine.<\/li>
          • Due to the orientation of its small joints, the lumbar spine primarily allows forward and lateral flexion, whereas rotational movement is limited compared to the thoracic spine.<\/li><\/ul>

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            Sacral Spine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            \"\"<\/p>

            The sacral spine\u00a0(or sacrum)<\/strong> is commonly referred to as the tailbone\u00a0in everyday language.<\/p>