what are the different types of rib bones that form the Rib cage
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Answer:
There are 12 pairs of ribs. Each rib is a thin flat bone connected dorsally to the vertebral column and ventrally to the sternum. It has two articulation surfaces on its dorsal end and is hence called bicephalic. First, seven pairs of ribs are called true ribs. Dorsally, they are attached to the thoracic vertebrae and ventrally connected to the sternum with the help of hyaline cartilage. The 8, 9th and 10h pairs of ribs do not articulate directly with the sternum but join the seventh rib with the help of hyaline cartilage. These are called vertebrochondral (false) ribs. Last 2 pairs (11 and 12 % of ribs are not connected ventrally and are, therefore, called floating ribs. Thoracic form the Ribs vertebrae, ribs, and sternum together rib cage.
Explanation:
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