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Cartilage is a tough, durable form of supporting connective
tissue, characterized by_____
with high concentrations of GAGs and
proteoglycans, interacting with collagen and elastic fibers.
Cartilage's semi-rigid consistency is attributable to
water bound to hyaluronan and GAG chains extending from protoglycan proteins, enclosed with type 2 collagen fibrils
high content of bound water in cartilage function as
TRUE OR FALSE
All types of cartilage lack vascular supplies and chondrocytes
receive nutrients by diffusion from capillaries in
surrounding connective tissue (the perichondrium)
chondrocytes exhibit high metabolic activity.
low metabolic activity because it lacks blood vessels.
____is a sheath of dense
connective tissue that surrounds cartilage in most places
forms an interface between the cartilage and the tissues supported
by the cartilage
_______ cartilage covers the ends of bones in movable
Articular cartilage lacks perichondrium
sustained by the diffusion of
oxygen and nutrients from the synovial fluid.
_____ is a chronic condition that commonly occurs during aging, involves the gradual loss or changed physical properties of the hyaline cartilage that lines the articular ends of bones in joints.
_____ are the most prone to cartilage degradation
Joints that are weight-bearing (knees, hips) or heavily used (wrist, fingers)
Other functions of cartilage
provides cushioning and
sliding regions within skeletal joints and facilitates bone movements.
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