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14 Cards in this Set
- Front
- Back
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Tendon |
Connects muscle to bone; provide anchor for muscles to produce force |
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Fascia |
Outer layer of connective tissue surrounding a muscle |
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Fascicles |
Bundle of individual muscle fibers |
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Muscle fiber |
Cellular components and myofibrils encased in a plasma membrane |
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Sarcomere |
Produces muscular contraction; repeating sections of actin and myosin |
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Sliding filament theory |
Thick and thin filaments slide past one another, shortening the entire sarcomere |
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Type one slow twitch muscle tissue |
Smaller size; fatigue slowly |
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Type 2 fast twitch muscle tissue |
Larger size; quick to produce maximal tension; fatigue quickly |
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Motor unit |
One motor neuron and the muscle fibers it connects with |
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Neural activation |
Contraction of a muscle generated by neural stimulation |
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Neurotransmitters |
Chemical messengers that transport impulses from nerve to muscle |
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Local stabilization system |
Attached directly to vertebrae. Consists of Transversus abdominis, internal oblique, multifidus, pelvic floor, diaphragm |
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Global stabilization system |
Attach from pelvis to spine. Consists of quadratus lumborum, psoas major, rectus abdominis, external oblique, gluteus media’s, adductor complex, portions of internal oblique |
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Movement system |
Attache spine and/or pelvis to extremities. Consist of lastissimus dorsi, hip flexors, hamstring complex, quadriceps |
