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NEETZoologyLocomotion and Movement

Read the following statements and choose the correct option: 1. Our vertebral column is formed by 26 serially arranged units called vertebrae and is dorsally placed. 2. The vertebral column extends from the base of the skull and constitutes the main framework of the trunk. 3. Each vertebra has a central hollow portion (neural canal) through which the spinal cord passes. 4. First vertebra is the atlas and it articulat

Options

  1. AOnly 1 is correct
  2. BAll are correct
  3. CBoth 2 and 5 are incorrect
  4. DOnly 5 is incorrect

Correct answer

D. Only 5 is incorrect

Step-by-step solution

Our vertebral column (Figure 20.7) is formed by 26 serially arranged units called vertebrae and is dorsally placed. It extends from the base of the skull and constitutes the main framework of the trunk. Each vertebra has a central hollow portion (neural canal) through which the spinal cord passes. First vertebra is the atlas and it articulates with the occipital condyles. The vertebral column is differentiated into cervical (7), thoracic (12), lumbar (5), sacral (1-fused) and coccygeal (1-fused) regions starting fr

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