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Questions and Answers
What is the plasma membrane lining each muscle fibre called?
What is the plasma membrane lining each muscle fibre called?
Sarcolemma
What is the alternate light and dark band pattern in myofibrils due to?
What is the alternate light and dark band pattern in myofibrils due to?
Presence of protein actin and myosin
What elastic fiber is found in the center of each I-band?
What elastic fiber is found in the center of each I-band?
Z line
What is the functional unit of muscle contraction called?
What is the functional unit of muscle contraction called?
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What is the part of thick filament not overlapped by thin filament called?
What is the part of thick filament not overlapped by thin filament called?
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What is the role of Acetylcholine in muscle contraction?
What is the role of Acetylcholine in muscle contraction?
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How do Ca++ ions contribute to muscle contraction?
How do Ca++ ions contribute to muscle contraction?
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What distinguishes red muscle fibers from white muscle fibers?
What distinguishes red muscle fibers from white muscle fibers?
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Describe the composition of the axial skeleton.
Describe the composition of the axial skeleton.
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How many bones are present in the human appendicular skeleton?
How many bones are present in the human appendicular skeleton?
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