front 1 Muscle tissue consists of cells that are highly specialized for ________________. | back 1 contraction |
front 2 Functions of Skeletal Muscle | back 2 - produce movement
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front 3 At the end of the muscle, the collagen fibers of the epimysium, and each perimysium and endomysium, come together to form a _____________. | back 3 tendon |
front 4 Epimysium | back 4 -dense layer of connective tissue that surrounds an entire skeletal muscle |
front 5 Nerves and blood vessels that service a muscle fiber are located in the connective tissue of its _____________. | back 5 endomysium |
front 6 Fascicle | back 6 -a group of muscle fibers that are encased in the perimysium |
front 7 Endomysium | back 7 -delicate connective tissue that surrounds the skeletal muscle fibers and ties adjacent muscle fibers together |
front 8 Tendon | back 8 -bundle of collagen fibers at the end of a skeletal muscle that attaches the muscle to bone.
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front 9 Put the following structures in order from superficial to deep:
| back 9 624513 |
front 10 Interactions between actin and myosin filaments of the sarcomere are responsible for __________________. | back 10 muscle contraction |
front 11 In a sarcomere, thick filaments are linked laterally by proteins of the ___________. | back 11 M line |
front 12 The advantage of having many nuclei in a skeletal muscle fiber is_________________. | back 12 the ability to produce nutrients for muscle contraction |
front 13 Skeletal muscle fibers are formed from embryonic cells called _________________. | back 13 Myoblasts |
front 14 Sarcomere | back 14 -the repeating unit of a skeletal muscle fiber
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front 15 Sarcolemma | back 15 -the plasma membrane of a skeletal muscle fiber |
front 16 Muscle Fibers | back 16 -have many nuclei |
front 17 Sarcoplasmic Reticulum | back 17 -storage and release site for calcium ions |
front 18 Z Line | back 18 -thin filaments are anchored here |
front 19 A Band | back 19 -region of the sarcomere containing thick filaments |
front 20 Triad | back 20 -the skeletal muscle complex consists of a transverse tubule and two terminal cisternae |
front 21 Cross-bridges are portions of_______________. | back 21 myosin molecules |
front 22 H Band | back 22 -the area in the center of the A band that contains no thin filaments |