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→Structure and Function of Cartilage
***Fibrous: outer, dense irregular connective tissue
***Fibrous: outer, dense irregular connective tissue
***Chondrogenic: inner, flattened cells that differentiate to chondrocytes
***Chondrogenic: inner, flattened cells that differentiate to chondrocytes
==Types of Cartilage==
===Hyaline Cartilage===
***Most abundant in the body: glassy, translucent sheen
***Most abundant in the body: glassy, translucent sheen
***Normally blue-white, smooth with moist surface, Turns yellow and becomes thinner in old age
***Normally blue-white, smooth with moist surface, Turns yellow and becomes thinner in old age
***At sites of articulation, providing resilient frictionless surface that resists compression
***At sites of articulation, providing resilient frictionless surface that resists compression
***Found at epiphyseal growth plates
***Found at epiphyseal growth plates
===Elastic Cartilage===
***Yellow appearance
***Yellow appearance
***found in auricular cartilage, larynx, eustacian tube, and epiglottis
***found in auricular cartilage, larynx, eustacian tube, and epiglottis
***Surrounded by perichondrium
***Surrounded by perichondrium
***Resiliance with added flexibility
***Resiliance with added flexibility
===Fibrocartilage===
***More collagen ('''Type I''') and less proteglycans than hyaline
***More collagen ('''Type I''') and less proteglycans than hyaline
***Resists high tensional strain
***Resists high tensional strain