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26 Cards in this Set
- Front
- Back
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Dense irregular connective tissue |
Fascia |
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What are the 3 layers of fascia |
Epimysium Perimysium Endomysium |
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Surrounds the muscle |
Epimysium |
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Surrounds the fasicle |
Perimysium |
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Surrounds the muscle fibers |
Endomysium |
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Muscle fibers are the same as... |
Muscle cells |
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The 3 layers of fascia are joined together and are now... |
Tendons |
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Join muscle to bone |
Tendons |
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Broad flattened tendon |
Aponeurosis |
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List in order from largest to smallest: |
Entire muscle Fasicle Muscle Fibers Myofibrils Myofilaments- actin&myosin Sarcomere |
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What are the two myofilaments |
Actin and myosin |
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Thick filament, looks like golf clubs to outside., Swivels |
Myosin |
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Thin., regulatory has tropomyosin and troponin |
Actin |
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Covers binding site until contraction is turned on |
Tropomyosin |
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Will move tropomyosin "Binds to calcium " |
Troponin |
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Basic unit of contraction |
Sarcomere |
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At the end of Sarcomere |
Z-disc |
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Actin only |
I-band |
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Myosin only |
H-zone |
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Has both actin and myosin |
A-band |
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In the middle |
M-line |
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Muscle that's under voluntary control |
Skeletal |
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Muscles that's under involuntary control |
Cardiac and smooth |
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Had no striations and spindle shaped |
Smooth |
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One nucleus., branched., striated., and had intercalated disc |
Cardiac |
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Located in the walls of hallow organs |
Smooth |
