Put the following events of excitation-contraction coupling in the correct order.
Put the following events of excitation-contraction coupling in the correct order.
Rank the options below.
Calcium ions are released into the sarcoplasm
The T tubules carry the action potential to the interior of the muscle fiber
The heads of myosin myofilaments bind to sites on the actin myofilaments, forming cross-bridges
A nerve impulse causes ACh to be released at a neuromuscular junction
The troponin-tropomysin complex moves, exposing active sites on the actin myofilaments
Calcium ions bind to troponin molecules on the actin myofilaments
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