Egyptian culture was the first to produce leavened bread, and leavened bread was a symbol of Egyptian culture. This did not mean that unleavened bread disappeared from the Egyptian diet (when Jews â or others â said, âOn all nights we eat leavened and unleavened bread,â they meant what they said), but leavened bread was preferred.
The ribcage, also called the thoracic cage, is a bony structure made up of the rib bones and their connective tissues. The ribcage forms part of the bodyâs respiratory system.
The bones of the chest â namely the rib cage and spine â protect vital organs from injury, and also provide structural support for the body.The rib cage is one of the bodyâs best defenses against injury from impact. Flexible yet strong, the rib cage protects major vital organs such as the heart, lungs, and liver.n Depth: Bones. The bones of the chest â namely the rib cage and spine â protect vital organs from injury, and also provide structural support for the body. The rib cage is one of the bodyâs best defenses against injury from impact.