Term
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Definition
| connective tissue softer and more flexibled than bone |
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Term
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Definition
| cells that make cartilage |
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Definition
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Definition
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Definition
| consist of Haversian canal and lamellae |
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Term
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Definition
| consist of bony spicules with red/yellow marrow in between |
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Term
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Definition
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Term
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Definition
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Term
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Definition
synthesize organic constituents of bone matrix
-mature into osteoclasts |
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Term
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Definition
-multinucleated
-bone reabsorption |
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Term
| endochondral ossification |
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Definition
-primary type of bone formation
-cartilage turns to bone |
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Term
| intramembranous ossification |
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Definition
| -mesenchymal (embryonic) tissue turns to bone |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| attach muscle to stationary bone |
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Term
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Definition
| attach muscle to bone that moves |
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Term
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Definition
| voluntary commands to skeletal muscles |
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Term
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Definition
| embedded in muscle fibers |
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Term
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Definition
-envelope myofibrils
-stores Ca+ |
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Term
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Definition
-cell membrane of muscle fiber
-propagates AP
-connected to T-system |
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Term
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Definition
-tubules oriented perpendicularly to myofibrils
-propagate AP |
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Term
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Definition
-boundaries of sarcomere
-anchor thin filaments |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
| spans length of thick filament and any overlapping thin filaments |
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Term
| reduced during contraction |
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Definition
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Term
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Definition
-AP is conducted along sarcolemma and T-system inside fiber
-this releases Ca+
-this allows muscle to contract (myosin can bind to actin) |
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Term
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Definition
| lack of ATP required to release mysoin from actin |
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Term
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Definition
| -isotonic, isometric, dynamic, eccentric, concentric |
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Term
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Definition
| muscle shortens, tension constant |
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Term
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Definition
| change in muscle length = change in tension |
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Term
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Definition
| muscle lengthens, tension increases |
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Term
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Definition
| muscle shortens, tension increases |
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Term
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Definition
| no change in muscle length, tension increases |
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Term
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Definition
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Term
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Definition
| continuous contractions so muscle can't relax |
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Term
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Definition
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Term
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Definition
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Term
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Definition
-striated
-multinucleated
-strong forceful contractions |
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Term
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Definition
-nonstriated
-one nucleus per cell
-smooth continuous contractions
-myogenic activity |
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Term
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Definition
-striated
-one or two nuclei per cell
-strong forceful contractions
-myogenic activity |
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