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The action potential of contractile cells results in depolarization of the sarcolemma, which spreads down the t-tubules of an individual cell and spreads among cells via the (k) . Within a contractile cell, the action potential results in an influx of (l) ions into the intracellular fluid/sarcoplasm via the opening of the (m) .
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The action potential of contractile cells results in depolarization of the sarcolemma, which spreads...
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