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22 Cards in this Set
- Front
- Back
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Cartilage is a type of... |
Supporting CT |
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The extra cellular material of cartilage is called... |
Matrix |
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Not a component of cartilage matrix is... |
Osteoid |
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Cartilage matrix is produced by... |
Chondroblasts |
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Cartilage cells differentiate from... |
Mesenchymal cells |
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Cartilage cells occupy spaces in the cartilage matrix called... |
Lacunae |
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Cartilage cells synthesize and secrete the... |
Gylcosaminoglycans, chondronectin, and the core proteins of protoglycans, collagen and elastic fibers. (All of these). |
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Compared to chondrocytes, chondroblasts are more likely to have... |
An extensive G.E.R, a well-developed Golgi apparatus, and a prominent nucleolus and extensive euchromatin. (All of these). |
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The most common type of cartilage in the human body is... |
Hyaline |
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Macroscopically, what cartilage is blush-white in color, glossy in appearance and smooth and firm to the touch? |
Hyaline |
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In routine LM (light microscopic) preparations, are the collagenous fibrils in hyaline cartilage visible? |
Are not visible. Incorrect. |
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Fibrocartilage is found in the... |
Intervertebral discs, the pubic symphysis, in areas where dense regular CT meets hyaline cartilage. (All of these). |
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CT envelope covering the surfaces of hyaline and elastic cartilages is called... |
Perichondrium |
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Perichondrium has... |
An inner cellular layer, an outer fiberous layer, contains blood vessels that supply the cartilage. (All of these). |
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Cartilage covering synovial joint surfaces are... |
Hyaline cartilage, are not covered w/ perichondrium and are supplied w/ nutrients by the synovial fluid. |
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Cartilage is "cheap" to maintain but difficult to repair because it's cells are... |
Not very active, the dense matrix hinders diffusion of materials to and from the cell, it's a vascular. (All of these). |
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What cartilage, grows new layers of cartilage that lie down on the surface of the older cartilage mass? |
Appositional |
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Appositional cartilage growth depends upon chondroblasts derived from... |
The cellular layer of Perichondrium. |
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The presence of cell nests in a mass of cartilage indicates that it is undergoing... |
Interstitial growth |
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Cartilage cell nests are also called... |
Isogenous groups |
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Cartilage cell nests are also called isogenous groups because the cells are... |
Derived by nutrients from one original chondroblasts. |
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Compared to chondroblasts, chondrocytes are... |
are older, are less active metabolically, and produce fewer secretory materials. |
