ifie8ll7madlymicho ifie8ll7madlymicho
  • 18-03-2017
  • Biology
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What prevents the heart from undergoing summation of contractions?

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CJmad8
CJmad8 CJmad8
  • 18-03-2017
The "pacemaker" better know as the Sinoatrial Node. :)

hope this helped you :)
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