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Can you explain why the amount of force produced by a muscle cell is proportional to...

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Biology

Can you explain why the amount of force produced by a musclecell is proportional to intracellular calcium concentration? Thenumber of active crossbridges?

Can you explain the metabolic pathways utilized by slow twitchand fast twitch muscle

fibers generate ATP?

What causes fatigue during muscular activity?

Answer & Explanation Solved by verified expert
3.6 Ratings (495 Votes)
Excitation engenders from the fiber layers inside the filaments by means of the transverse tubular framework prompting arrival of Ca2 ions from the sarcoplasmic reticulum With an expanding intracellular Ca2 concentration and Ca2 ion troponin binding along the thin actin fibers the myosin heads set up links called crossbridges between the myosin and actin fibers Muscle contraction starts The excitationcontractile machinery linkage is    See Answer
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