5 Questions
Which step in the excitation-contraction-relaxation cycle involves the opening of voltage-gated Ca2+ channels?
Depolarization of the plasma membrane
What is the role of acetylcholine in the excitation-contraction-relaxation cycle?
Binding to nicotinic receptors
What is the effect of the continuous influx of Na2+ in the excitation-contraction-relaxation cycle?
Creation of the end plate potential
What is the purpose of the excitation step in the excitation-contraction-relaxation cycle?
Transfer of action potential from a motor neuron to the sarcolemma
What triggers the creation of an action potential in the excitation-contraction-relaxation cycle?
Depolarization of the plasma membrane
Test your knowledge of the action potential and synaptic transmission process with this quiz! Learn about the role of voltage-gated Ca2+ channels, acetylcholine, and nicotinic receptors in the transmission of signals along the axon.
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