rib

(rib)

To hear audio pronunciation of this topic, purchase a subscription or log in.

One of a series of 12 pairs of narrow, curved bones extending laterally and anteriorly from the sides of the thoracic vertebrae and forming a part of the skeletal thorax. With the exception of the vertebral ribs, they are connected to the sternum by costal cartilages.

RIB CAGE Anterior view

RIB CAGE

There's more to see -- the rest of this topic is available only to subscribers.