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Whats the name of the chemical in the muscular system that causes contraction?
Wiki User
∙ 15y ago
There's more than one chemical that causes contraction. The neurotransmitter (usually acetylcholine) is released from the nerve and excites the muscle. There is a change in calcium, sodium and potassium ion concentrations. ATP is used. All of these work together to produce a muscle contraction.
Wiki User
∙ 15y ago
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