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  1. A typical human ribcage consists of how many ribs ?
    1. 12
    2. 14
    3. 16
    4. 24
Correct Option: A

Human ribcage consists of 12 pairs of ribs. The upper seven pairs of ribs are attached infront directly to the sternum by hyaline cartilage. These are called true ribs. The next three pairs of ribs attach indirectly to sternum. They are termed false ribs. The ribs protect the heart, large blood vessels and lungs. They bear respiratory muscle.



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