The brain sends an electrical impulse down the CNS, The impulse travels down the PNS to the Neuromuscular Junction (NMJ), An Action Potential is reached, Calcium is released in the neurone, The neurotransmitter Acetylcholine carries the AP across the NMJ, The AP travels down the t-tubules, AP triggers the release of calcium in the Sarcoplasmic Reticulum .

Nueromuscular control

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