Muscle microstructure, etc. Flashcards
What are the 3 main muscle types?
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What is smooth muscle? Where is it found?
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What is cardiac muscle? Where is it found?
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What is skeletal muscle? Where is it found?
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What are the 4 main arrangements of muscles?
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What are the 3 types of pennate muscles?
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What is the structure of skeletal muscle, going from microscopic to macroscopic?
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What is the epimysium?
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What is the perimysium?
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What is the endomysium?
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What is sarcolemma?
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What are t-tubules?
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What’s sarcoplasm?
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What is the sarcoplasmic reticulum?
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What is a fascicle?
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What is a myofibre?
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What is a myofibril?
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What is a myofilament?
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What are the “thin” filaments in myofibrils?
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What are the “thick” filaments in myofibrils?
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Why do muscles have a striated appearance?
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What are sarcomeres?
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What is a Z disc?
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What is an A band?
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What is an I band?
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What is an M line?
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What is a H zone?
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What is the structure of myosin?
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What is the structure of actin?
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What were the indications of the sliding filament theory for muscle contraction?
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What initiates muscle contraction?
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How does calcium play a role in initiating muscle contraction?
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How does acetylcholine play a role in initiating muscle contraction?
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How do muscle action potentials cause calcium release for muscle contraction?
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How does calcium affect troponin + tropomyosin?
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How does the brain control muscle contraction?
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What is a motor unit?
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What 3 factors are used to classify motor units?
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What are the 2 mechanisms used by the brain to regulate force that a single muscle can produce?
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What is meant by muscle “recruitment”?
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What is meant by motor unit “rate coding”?
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What else does a motor neurone do besides innervating a motor unit?
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What are the 3 main types of muscle contraction?
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What is an isometric muscle contraction?
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What is an concentric muscle contraction?
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What is an eccentric muscle contraction?
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What is a fast twitch muscle?
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What is a slow twitch muscle?
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Change in Motor units…
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