Science, asked by munniappapatil7514, 10 months ago

2. The chest bones: The chest is a cone-shaped cage (Fig. 8.21). It encloses the heart and the lungs. At the back are the vertebrae, 12 pairs of ribs curve surround the sides. Ribs are attached to the sides of each vertebrate. Ten of them are also attached by cartilage to the breast bone at the front. Two ribs are free. These are called floating ribs.

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Answered by manav123237
1

Answer:

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