Question Detail
Question
How many pairs of ribs form the rib cage in humans?
Correct Answer
Option C is the correct answer.
Detailed Explanation
Twelve pairs of ribs and the sternum form the rib cage in humans. The ribs are attached posteriorly to the thoracic vertebrae and anteriorly either to the sternum directly or indirectly, or remain free.
Hint
There are the same number of rib pairs as thoracic vertebrae.