Multiple Choice
With regard to skeletal muscle contraction,which event comes first?
A) crossbridge formation between actin and myosin
B) release of calcium from the sarcoplasmic reticulum
C) activation of the NM receptor within the neuromuscular junction
D) release of neurotransmitter (ACh) from the somatic motor neuron
Correct Answer:

Verified
Correct Answer:
Verified
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