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16 Cards in this Set
- Front
- Back
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Cartilage is characterized by being...??
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avascular and firm
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Structural components are cartilage include
Part 1 |
Ground substance: made up chemically of glycoproteins and proteoglycans. main proteoglycan is chondroitin sulfate
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Structural components are cartilage include
Part 2 |
Fibers: collagen or elastic, depending on type of cartilage
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Caryilage cells are called?
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chondrocytes.
groups are called CELL NESTS or isogenous |
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The membrane investing cartilage is
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perichondrium
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perichondrium is made of?
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outer fibrous and inner cellular or chondrogenic layers.
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Cartilage growth occurs through two mechanisms, name them
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Appositional growth- addition of layers of cart on outer surface thru activity of chondrogenic layerof perichondrium
interstitial growth- growth from within |
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what are the three cartilage types?
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Hyaline
Elastic Fibrocartilage |
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hyaline cartilage cell nests contain up to
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8 cells
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Perichondrium is present except on?
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articular cartilage
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hyaline cartilage is found in?
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costal cartilage, nasal cartilage, articular cartilage and some laryngeal
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Elastic Cartilage
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cell nests contain up to 4 cells
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elastic cartilage is found in
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external ear, eustachian tubes, some laryngeal (epiglottis)
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Fibrocartilage
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cell nests not common and made up of 2 cells
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does fibrocartilage have a perichondrium? why?
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no
because its in joints |
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locations of fibrocartilage is?
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IVD, symphysis pubis, tmj
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