5.4: The Thorax
- Page ID
- 49919
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- 5.4A: Thoracic Cage- Sternum
- The sternum or breastbone is a long, flat, bony plate connected to the rib bones via cartilage that forms the anterior section of the rib cage.
- 5.4B: Thoracic Cage- Ribs
- The ribs are long, curved bones that protect the lungs, heart, and other organs of the thoracic cavity.