WVSOM: Cartilage
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What does collagen usually stain | acidiphilic
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| What is the territorial matrix | area adjeacent to chondrocytes. Lacks fibers and can affect staining
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| What is the perichondrium | vascular layer around the cartilage that provides support
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| 2 layers of perichondrium | fibrous layer and chondrogenic layer
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| What makes up the fibrous layer | type 1 collagen and fibroblast
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| Is the fibrous layer vascular | YES
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| What makes up the chondrogenic layer | undifferentiated cells that give rise to chondrocytes
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| Describe appositional growth | cells of chondrogenic layer proliferate and turn to chondroblast. They then lay down cartilage layer by layer
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| describe interstital growth | chondrocytes within the cell expand divide. Their daughter cells then lay down cartilage. About 70% water
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| Unique feature of elastic cartilage | scratchy appearence, fewer nest cells, and type 2 collagen
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| Unique features of Fibrocartilage | No perichondrium, type 1 collagen fibers, chondrocytes line up on the edge of fibers, HERRINGBONE, deeply acidiphilic
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| Where is fibrocartilage usually found | tendon insertions, pubic symphysis, annulus fibrosus. Anywhere tensile strength and support is needed
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| What part of the bone does the diaphysis develop into | the longer parts
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| Epiphysis makes up which part of the bone | the ends or heads of the bones
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| What are the five zones hyaline growth taking place during endochondrial osstification | Zone of ...... Reserve, Proliferation, hypertrophy, calcification, osstification
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| What can happen if you have increased amount of sex hormones during puberty | the gorwth plate(s) can calcify
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| What is caused by the faliure of cartilage calcification and endochondral osstification. Symptoms usually occur in rapidly growing bones | Rickets
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Created by:
lowryc
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