1. a light glass formed on the surface of some lavas; used as an abrasive. Familiarity information: PUMICE used as a noun is very rare. â¢ PUMICE (verb) The verb PUMICE has 1 sense: 1. rub with pumice, in order to clean or to smoothen. Familiarity information: PUMICE used as a verb is very rare.
ECM of articular cartilage. -collagen (Type II) that is dispersed throughout ground substance and produces strong tensile resistance to stress-Proteoglycans (aggrecans) that form strong, permeable fiber and attracts lots of water-water and dissolved electrolytes.one 1-superficial zone where fibers are parallel to surface Zone 2-middle zone where fibers are randomly oriented Zone 3-Deep zone of cartilage where fibers are vertically oriented.
Cartilage /ËkÉrtÉ¨lÉ¨dÊ/ is a flexible connective tissue in animals, including the joints between bones, the rib cage, the ear, the nose, the bronchial tubes and the intervertebral discs.It is not as hard and rigid as bone, but it is stiffer and less flexible than muscle.artilage is composed of specialized cells called chondrocytes that produce a large amount of collagenous extracellular matrix, abundant ground substance that is rich in proteoglycan and elastin fibers.