Place the following events in the correct sequence in which they occur: excitation- contraction coupling, electrical excitation of the muscle cell membrane, sliding of the myofilaments.
A) electrical excitation of the muscle cell membrane, excitation- contraction coupling, sliding of the myofilaments
B) electrical excitation of the muscle cell membrane, sliding of the myofilaments, excitation- contraction coupling
C) sliding of the myofilaments, electrical excitation of the muscle cell membrane, excitation- contraction coupling
D) excitation- contraction coupling, sliding of myofilaments, electrical excitation of the muscle cell membrane
Correct Answer:
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Q1: A muscle twitch is_ .
A)a twinge that
Q1: When a muscle cell is at rest,
Q2: A motor unit is_ _.
A)a period of
Q4: At this stimulus strength, all muscle cells
Q5: The stimulus from motor neuron to neuromuscular
Q6: From your own experience, predict the relative
Q7: According to its definition, muscle fatigue is_
Q8: Which event requires multiple stimuli?
A)both muscle twitch
Q10: During an action potential in muscle, _
Q11: The rising phase of a muscle twitch
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