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15 Cards in this Set
- Front
- Back
- 3rd side (hint)
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All muscle cells are of ____ origin |
Mesodermal |
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Dense connective tissue layer surrounding the entire muscle is ____ |
Epimysium |
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Thin connective tissue that surrounds the each bundle of muscle fibers/fascicle is _____ |
Perimysium |
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Which layer surrounds individual muscle fiber? |
Endomysium |
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Long cylindrical filament bundles are called ____ |
Myofibrils |
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Dark bands are called ___ bands and light bands are called ___ bands |
A, I |
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Myoblasts that do not fuse and differentiate are called ____ |
Satellite cells |
They remain as group of mesenchymal cells |
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I band is bisected by a dark transverse line called ____ line |
Z |
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Functional subunit of contractile apparatus which extends from Z disc to Z disc is ____ |
Sarcomere |
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Myofilaments are composed of ____ and ____ |
F-Actin (thin) and mysosin (thick) |
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An important accessory protein in I band is ____ which is also the largest protein in the body |
Titin |
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M line contains myosin binding protein called ____ |
Myomesin |
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In skeletal myofibers which structure contains pumps and Ca²+ |
Sarcoplasmic reticulum |
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Among muscle fascicles stretch detectors are known as ____ |
Muscle spindles |
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Name two proprioreceptors. |
Muscle spindles and Golgi tendon organs |
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