The chest or ribcage of the human body.

Chest

The chest or ribcage of the human body.

The left figure represents the natural shape of the chest, and that upon the right, the contracted state of it, owing to tight lacing.

Natural and Contracted Chest

The left figure represents the natural shape of the chest, and that upon the right, the contracted state…

The ribs of the left side, with the dorsal and two lumbar vertebrae, the rib cartilages, and the sternum.

The Ribs

The ribs of the left side, with the dorsal and two lumbar vertebrae, the rib cartilages, and the sternum.

The ribs of the left side, with the dorsal and two lumbar vertebrae, the rib-cartilages and the sternum.

Ribs of the Left Side

The ribs of the left side, with the dorsal and two lumbar vertebrae, the rib-cartilages and the sternum.

Front view of the bones of the thorax, including the ribs, sternum and vertebrae. Labels: 1, first bone of the sternum; 2, second bone of the sternum; 3, third bone or ensiform cartilage; 4, first dorsal vertebra; 5, last or twelfth dorsal vertebra; 6, first rib; 7, its head; 8, its neck; 9, its tubercle; 10, seventh or last true rib; 11, its cartilage; 12, angle of eleventh rib; 13, its body.

The Bones of the Thorax

Front view of the bones of the thorax, including the ribs, sternum and vertebrae. Labels: 1, first bone…