Action potentials in cardiac muscle last longer than action potentials in skeletal muscle.

Name: Action potentials in cardiac muscle last longer than action potentials in skeletal muscle.
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Cardiac muscle action potentials have a longer duration due to a plateau phase, which is not present in skeletal muscle action potentials. This plateau is caused by prolonged calcium ion influx, extending the total duration of the action potential in cardiac cells.

Action Potentials in Cardiac Muscle Last Longer Than Action Potentials