describe the structure of bone forming the ribcage
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The thoracic cage is formed by the 12 pairs of ribs with their costal cartilages and the sternum. ... The small xiphoid process forms the inferior tip of the sternum. A typical rib is a flattened, curved bone. The head of a rib is attached posteriorly to the costal facets of the thoracic vertebrae.
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Answer:
The thoracic cage is formed by the 12 pairs of ribs with their costal cartilages and the sternum. ... The small xiphoid process forms the inferior tip of the sternum. A typical rib is a flattened, curved bone. The head of a rib is attached posteriorly to the costal facets of the thoracic vertebrae.
Explanation:
The rib cage has three important functions: protection, support and respiration. It encloses and protects the heart and lungs. It provides a strong framework onto which the muscles of the shoulder girdle, chest, upper abdomen and back can attach. ... All ribs are attached in back to the thoracic vertebrae T1-T12.
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