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Question

Which of the following is the correct order of arrangement of vertebrate column from the head to toe?

Options

A.Cervical vertebra, lumbar vertebra, thoracic vertebra, sacrum
B.Cervical vertebra, thoracic vertebra, lumbar vertebra, sacrum
C.Cervical vertebra, thoracic vertebra, sacrum, lumbar vertebra
D.Sacrum, lumbar vertebra, thoracic vertebra, cervical vertebra

Solution

Sol. [Key Concept: Arrangement of the vertebral column]

The vertebral column is formed by 26 serially arranged units called vertebrae and is dorsally placed. The vertebral column is differentiated into cervical (7), thoracic (12), lumbar (5), sacral (1-fused) and coccygeal (1-fused) regions starting from the skull.

So, the correct sequence will be : Cervical, thoracic, lumbar, sacrum and coccyx.

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