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what is cartilage |
Cartilage is an important structural component of the body. It is a firm tissue but is softer and much more flexible than bone. It is a connective tissue found in many areas of the body including: Joints between bones e.g. the elbows, knees and ankles Ends of the ribs Between the vertebrae in the spine Ears and nose Bronchial tubes or airways Cartilage is made up of specialized cells called chondrocytes. These chondrocytes produce large amounts of extracellular matrix composed of collagen fibres, proteoglycan, and elastin fibers. There are no blood vessels in cartilage to supply the chondrocytes with nutrients. |