Define pumice. pumice synonyms, pumice pronunciation, pumice translation, English dictionary definition of pumice. n. A light, porous, glassy lava, used in solid form as an abrasive and in powdered form as a polish and an abrasive. tr.v. pumÂ·iced , pumÂ·icÂ·ing , pumÂ·icÂ·es...
Articular cartilage is a white, smooth tissue which covers the ends of bones in joints. It enables bones of a joint to easily glide over one another with very little friction. This establishes easy movement.Many areas of the body can contain this kind of cartilage.rticular cartilage is a white, smooth tissue which covers the ends of bones in joints. It enables bones of a joint to easily glide over one another with very little friction. This establishes easy movement.
Types of cartilage include hyaline cartilage, fibrocartilage, and elastic cartilage. Hyaline cartilage is the most abundant of the three types. It is found mainly in the bronchial tubes, larynx, nose, and trachea, in the end of long bones, and in the embryonic skeleton.ones make up the majority of the axial and appendicular skeleton. Cartilage is a much softer, more pliable component that is mostly found in between joints of bones (articular cartilage), along the respiratory tract, and in a few other places where flexibility is needed.