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.
each long bone has a shaft, upper (proximal end) and a lower (distal end) -most of the bones of the limbs are long bones (humerus, femur) -short long bones are present in the hand and feet (phalanges) â¢ short bones-these bones are cube shaped (carpal bones of the wrist) -sesamoid bones are another type of short bone; they are formed within a tendon (patella) â¢ flat bonesthin flat and curved bones -skull bones, ribs, sternum (breast bone) â¢ irregular bones-