Why does the heart keep working all thought life without getting tired and answer
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Answered by
1
Explanation:
Cardiac muscle resists fatigue so well because it's got more mitochondria than skeletal muscle.
Answered by
2
Answer:
Heart don't get tired although it functions throughout our life because it has along absoulte refractory period. Every muscle has two refractory period absoulte and relative refractory period.
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