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The image is a page from a textbook, likely anatomy or biology, discussing the vertebral column. It contains text and two illustrations: **Textual Content:** * **Introduction to the Body as a Whole:** The text discusses the sinuses, bones of the face, maxilla, and mandible. * **The Vertebral Column:** This section details the composition of the vertebral column, stating it consists of 24 movable bones (vertebrae) plus the sacrum and coccyx. It breaks down the vertebral column into five parts: 7 cervical, 12 thoracic, 5 lumbar, 1 sacrum (5 fused bones), and 1 coccyx (4 fused bones). * **Functions:** This section lists three primary functions of the vertebral column: protecting the spinal cord, allowing passage for spinal nerves, and forming joints with ribs for respiration. * **The Thoracic Cage:** This section describes the components of the thoracic cage: 12 thoracic vertebrae, 12 pairs of ribs, and 1 sternum or breastbone. **Illustrations:** * **Figure 1:19:** This is a diagram showing the cervical vertebrae separated to illustrate the spinal cord and spinal nerves. * **Figure 1:18:** This is a lateral view illustration of the vertebral column, with labels indicating the cervical vertebrae, thoracic vertebrae, lumbar vertebrae, sacrum, and coccyx. The image does not contain any information that would place it in Jalingo, Nigeria. It is a general educational illustration.
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