Muscles: Topic 2

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Anonymous
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271000
Filename:
Muscles: Topic 2
Updated:
2014-04-18 14:10:38
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Muscles: Topic 2
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  1. Any of the thread-like bundles of filaments in muscle cells
    Myofibrils
  2. Muscle Cell
    Muscle Fiber
  3. Protein that, with actin, causes muscle contraction
    Myosin
  4. Protein in a muscle fiber that forms the thin filaments that slide between filaments of the protein myosin, shortening muscle fibers
    Actin
  5. Structural and functional unit of a myofibril
    Sarcomere
  6. Enlarged portion of the sarcoplasmic reticulum near the actin and myosin filaments of a muscle fiber
    Cisternae
  7. Protein that blocks muscle contraction until calcium ions are present
    Tropomyosin
  8. Protein that functions with tropomyosin to block muscle contraction until calcium ions are present
    Troponin
  9. Membranous network of channels and tubules in muscle fiber, corresponding to ER of other cells
    Sarcoplasmic Reticulum
  10. Membranous channel that extends deep into cell from a muscle fiber membrane
    Traverse Tubules (T-tubules)

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