Rib cage
The rib cage is an anatomical area common to many Vertébré S, located at the level of the Thorax. Its main roles are to maintain in place and to protect certain vital bodies and visceral structures .
At the human and large the Primate S anthropoïde S (higher primates), the rib cage is consisted several Os:
- the thoracic Rachis behind on the line of centers, composed of 12 Vertebra S.
- the coasts behind, laterally and ahead, 12 pairs, is 24 coasts in all. (costal Arcs making the junction enters the rachis behind and the Sternum ahead).
- the Sternum ahead, on the line of centers.
- the Lung S laterally.
- the Médiastin, space located between the two lungs and containing inter alia the Heart, the esophagus, the Trachea, of the Nerve S, the lymphatic vessels and blood.
- laterally, the rib cage is of connection with each of both pectoral girdles (each one constituted of a Scapula and a Clavicule).
- the thoracic rachis is prolonged in top by the cervical rachis (made cervical vertebrae), and in bottom by the lumbar rachis (made lumbar vertebrae).
External bonds
- See a detailed diagram of the rib cage
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