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Related Flashcards
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Cards In This Set
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What are the 3 types of muscle tissues?
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Skeletal, cardiac, smooth
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Name the 6 functions of skeletal muscles.
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1. skeletal movement 2. posture and body position 3. Support soft tissue 4. Guard entrances and exits 5. body temperature
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Epimysium
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Connective tissue that surounds perimysium
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Perimysium
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Covers fascicle
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Fascicle
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Within the perimysium - bundle of cells
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Endomysium
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Wraps muscle cells
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Skeletal muscle fibers have ____ nuclei and develop through ____.
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Multiple/myoblasts
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Myofibrils
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Proteins (actin and myosin) - functional unit
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Sarcoplasm
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Cytoplasm of the muscle fiber
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Sarcolemma
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Cell membrane of the muscle fiber
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Myofibrils
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Actin and myosin
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Actin
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Thin filament, myofibril
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Myosin
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Thick filament, myofibril
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Sarcomeres
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The functional unit of contraction (between Z lines, calcium causes them to slide)
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What shrinks when the sarcomere contracts?
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H zone
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