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Question
The ion that always keeps the cardiac muscle unit in contracting state is
The ion that always keeps the cardiac muscle unit in contracting state is
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Solution
The correct option is C Calcium
The calcium ions are responsible for muscle contraction by generating the action potential in the muscle cells. More influx of calcium ions may contract the heart muscle to a prolonged state of contraction, which will lead to abnormal increase in the heart rate.
The calcium ions are responsible for muscle contraction by generating the action potential in the muscle cells. More influx of calcium ions may contract the heart muscle to a prolonged state of contraction, which will lead to abnormal increase in the heart rate.
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