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JAMB Biology 1993 Question 24

Question 24

Support and Movement

Which of the following is the correct order of the vertebrae along the spinal column?

  1. A.Axis → atlas → thoracic → lumbar → cervical → sacral
  2. B.Atlas → cervical → axis → thoracic → lumbar → sacral
  3. C.Atlas → axis → cervical → thoracic → lumbar → sacral
  4. D.Axis → atlas → cervical → thoracic → sacral → lumbar.
Show the answer and explanation

Answer: C (Atlas → axis → cervical → thoracic → lumbar → sacral)

Explanation

From the skull down: atlas, axis, the other cervical vertebrae, then thoracic, lumbar and sacral (followed by caudal).