How many pairs of ribs are there in the human body?
A. 10 pairs
B. 12 pairs
C. 14 pairs
D. 16 pairs
**Explanation:**
The human body has a total of 12 pairs of ribs. Ribs are long, curved bones that form the rib cage, which protects vital organs such as the heart and lungs. There are 12 ribs on each side of the body, making a total of 24 ribs. The ribs are connected to the spine at the back and curve around to attach to the sternum (breastbone) at the front, forming a protective enclosure for the thoracic cavity.
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