Term
How is cartilage similar to epithelium? |
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Definition
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Term
What is the function of chondroblasts? |
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Definition
lay down the matrix(fibers and ground substance) |
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Term
What is the function of chondrocytes? |
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Definition
maintain cartilage matrix |
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Term
What are the types of fibers in cartilage? |
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Definition
collagen and elastic fibers |
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Term
What is the function of collagen fibers in cartilage? |
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Definition
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Term
What is the function of elastic fibers in cartilage? |
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Definition
impart elasticity to cartilage |
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Term
What part of the ground substance is responsible for the weight bearing property of cartilage? |
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Definition
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Term
What are the glycosaminoglycans in the ground stubstance of cartilage responsible for? |
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Definition
attracting water to the cell by way of their negative charges |
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Term
What are the functions of the perichondrium? |
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Definition
nutrition, growth of cartilage, and regeneration of cartilage |
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Term
What are the types of cartilage without perichondrium? |
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Definition
Hyaline cartilage and fibrocartilage |
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Term
What are the mechanisms of growth of cartilage? |
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Definition
appositional growth (adding cartilage from the perichondrium) and interstitial growth (growth from inside by mitosis of chondrocytes) |
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Term
What are the locations for hyaline cartilage (6)? |
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Definition
embryonic skeleton, epiphyseal disc/growth plate, nasal septum, respiratory system, costal cartilages, articular cartilages |
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Term
What type of collagen is found in hyaline cartilage? |
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Definition
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Term
What type of collagen is found in fibrocartilage? |
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Definition
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Term
What are 4 locations for elastic cartilage? |
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Definition
auricle, external auditory meatus, eustachian tube, and epiglottis |
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Term
Where can you find fibrocartilage in the body (5)? |
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Definition
IVD, menisci of knee, pubic symphysis, temporomandiublar joint, sternoclavicular joint |
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Term
What are the factors that limit the ability of cartilage to regenerate? |
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Definition
avascularity and limited ability of chondrocytes to divide |
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