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JAMB Biology 2009 Question 22

Question 22

Support and Movement

The axial skeleton is found in the

  1. A.skull, ribs, vertebral column and breast bone
  2. B.skull, humerus, vertebral column and ribs
  3. C.breastbone, clavicle, ribs and vertebral column
  4. D.femur, sternum, ulna and skull.
Show the answer and explanation

Answer: A (skull, ribs, vertebral column and breast bone)

Explanation

The axial skeleton is the central axis of the body: skull, vertebral column, ribs and sternum (breast bone). The humerus, clavicle, femur and ulna belong to the appendicular skeleton.