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 Injury. Overview. Articular cartilage is the white shiny covering over the ends of the bone. Articular cartilage has a very unique feature as it is smooth yet tough, and serves well as the bearing surfaces of the joint.Over time, however, cartilage degeneration can lead to osteoarthritis, pain, and disability of the joint.artilage Injury. Overview. Articular cartilage is the white shiny covering over the ends of the bone. Articular cartilage has a very unique feature as it is smooth yet tough, and serves well as the bearing surfaces of the joint.