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Muscles: Topic 2
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Any of the thread-like bundles of filaments in muscle cells
Myofibrils
Muscle Cell
Muscle Fiber
Protein that, with actin, causes muscle contraction
Myosin
Protein in a muscle fiber that forms the thin filaments that slide between filaments of the protein myosin, shortening muscle fibers
Actin
Structural and functional unit of a myofibril
Sarcomere
Enlarged portion of the sarcoplasmic reticulum near the actin and myosin filaments of a muscle fiber
Cisternae
Protein that blocks muscle contraction until calcium ions are present
Tropomyosin
Protein that functions with tropomyosin to block muscle contraction until calcium ions are present
Troponin
Membranous network of channels and tubules in muscle fiber, corresponding to ER of other cells
Sarcoplasmic Reticulum
Membranous channel that extends deep into cell from a muscle fiber membrane
Traverse Tubules (T-tubules)
Author
Anonymous
ID
271000
Card Set
Muscles: Topic 2
Description
Muscles: Topic 2
Updated
2014-04-18T18:10:38Z
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