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10 Cards in this Set
- Front
- Back
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Muscle tissue
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"myo"; consist of muscle cells or fibers; its major job is contraction
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Muscle tissue function
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move body by pulling skeletal bone or push blood through circulatory system, or plush fluids; serves as gate or sphincter or guard; generate heat
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3 types of muscles
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Skeletal, cardiac, and smooth
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Skeletal muscle
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biggest and most abundant; controlled voluntarily; striated; multinucleated
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Cardiac muscle
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smaller than skeletal; found only in heart; involuntarily controlled; striated; mostly uninucleated; branched by intercalated disc or gap junction for fast communication between cells
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Smooth muscle
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smallest; involuntarily controlled; non-striated; uninucleated; lines hollow spaces such as blood vessels; longitudinally and circularly arranged
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Skeletal muscle organization
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Epimysium covers the whole muscle; Perimysium covers the fascicle; Endomysium covers each single fiber or cell
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Fascicle
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a bundle of muscle fibers; a smaller compartment inside the muscle
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Tendon
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connective tissue sheet that connects muscle to bone
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Aponeurosis
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connective tissue sheet that connects muscle to muscle
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