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| The fine connective tissue sheath surrounding a muscle fiber. |
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| a small bundle or cluster, especially of nerve, tendon, or muscle fibers. |
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| The fibrous sheath enveloping each of the primary bundles of skeletal muscle fibers. |
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| a sheet or band of fibrous tissue such as lies deep to the skin or invests muscles and various body organs |
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| A thin membrane enclosing a striated muscle fiber. |
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| The cytoplasm of a striated muscle fiber. |
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| The tubule that passes in a transverse manner from the sarcolemma across a myofibril of striated muscle. |
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| a small network, especially a protoplasmic network in cells. |
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| One of the threadlike longitudinal fibrils occurring in a skeletal or cardiac muscle fiber. |
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| Any of the ultramicroscopic filaments, made up of actin and myosin, that are the structural units of a myofibril. |
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| One of the segments into which a fibril of striated muscle is divided. |
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| One of the protein components found in muscle, existing as F-actin or G-actin, into which actomyosin can be split and which acts with myosin in muscle contraction. |
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| Any of a group of muscle proteins that bind to molecules of actin and troponin to regulate the interaction of actin and myosin. |
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Definition
| A calcium-regulated protein in muscle tissue occurring in three subunits with tropomyosin |
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| The commonest protein in muscle cells, a globulin responsible for the elastic and contractile properties of muscle and combining with actin to form actomyosin. |
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Definition
| the area of contact between the ends of a large myelinated nerve fiber and a fiber of skeletal muscle. |
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