It is situated around the windpipe, behind the upper part of the breastbone.
The chest is a chamber with bony walls, the ribs connecting in front with the breastbone, and behind with the spine.
The first seven pairs, counting from the neck, are called the true ribs, and are joined by their own special cartilages directly to the breastbone.
The slight fracture in the breastbone had repaired itself by one of Nature's magic processes.
The upper cavity, or chest, is a bony enclosure formed by the breastbone, the ribs, and the spine.
Asphondylia websteri is distinguished from the others by the reduced number of lateral papillae on each side of the larval spatula (breastbone).
The breastbone and ribs healed rapidly and the tuberculosis of the lungs vanished all within a week or two.
Powerful muscles would have developed to anchor these limbs, which would have reacted upon the breastbone.