one of a series of long, curved bones that form a bony cage to protect the heart and lungs

cuts from the rib area along the back of the animal, usually includes portions of the backbone and rib bone.

Bones attached to the spine and central portion of the breastbone, which support the chest wall and protect the heart, lungs, and other organs in the chest.

bones of the skeleton protecting the internal organs of the thorax

Raised ridge in the finish caused by heavy brush marks which were not sanded or rubbed from underneath coats before finishing coats were applied.

Raised folds on the surface of a shell.

ridges that form the outside edges of certain cacti. Ribs are often expandable to accommodate the storage of water.

These are raised ridges in the finish caused by heavy brush marks that were not removed by sanding or rubbing before the final coat was applied.

Part of a tire tread pattern created by grooves that run circumferentially around the tire.

The rubber elements at the tire tread which contact the ground, oriented in a generally circumferential direction.

rubber sections of the tread that run around the circumference of the tire