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extracellular matrix of cartilage is composed of what substances (mainly)?
glycosaminoglycans and proteoglycans
types of cartilage (based on the types of fibers)?
3
Hyaline cartilage
Elastic cartilage
Fibrocartilage
cartilage possess __________ cells which are present in small cavities called _____________
chondrocytes
lacunae
fibrocartilage mainly contains ____________ fibers
type 1 collagen
location of hyaline cartilage?
nose, larynx, ventral ends of the ribs, tracheal rings, bronchi, articulating surfaces of the movable joints
most abundant cartilage in body?
hyaline cartilage
is the perichondrium vascular?
yes
structure of perichondrium?
outer fibrous layer and inner cellular layer whose cells secrete cartilage matrix
_____________ is a collagenous covering of the cartilage tissue
perichondrium
where is the perichondrium absent? how do they derive nutrition then?
in the articular surfaces of bones forming a joint
they receive their nourishment from the synovial fluid
elastic cartilage contains ___________ and ___________ fibers
elastic and type 2 collagen fibers
hyaline cartilage mainly consists of ______________ fibers in its matrix
type 2 collagen
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