The mucous membrane which lines the various cartilages of the larynx is thrown into several folds.

The horseshoe-shaped rings of cartilage in the trachea and the plates of cartilage in the bronchial tubes keep these passages open.

It consisted in removing a portion of the wall by grooving and stripping it, and of excising the exposed cartilage by means of a sage-knife.

Some are mere cartilage for a considerable time.

Such joints allow little or no motion and have no smooth cartilages at their edges.

A thin layer of soft putty may be put between the coins to represent the pads of cartilage between the vertebræ.

The erosion of the cartilage on its central ridge is most marked, and the porous appearance of the bone thus uncovered points to the existence within it of a rarefactive ostitis.

Muscles which pass from the cricoid cartilage to the outer angle of the arytenoids act to bring the vocal cords close together, and parallel to one another, so that the space between them is narrowed to a slit.

The forehead, seen in front, is square; the nose, a little flattenednot by nature, but because, when he was a young boy, Torrigiano de' Torrigiani, a brutal and insolent fellow, smashed in the cartilage with his fist.

On the centre of the articular surface of the coronary bone a thin red ring was noticed, and the portion of cartilage within it seemed raised.