Heart Rate Muscle Contraction

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Year 2 Mind Map on Heart Rate Muscle Contraction, created by gina_evans0312 on 25/02/2014.
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Mind Map by gina_evans0312, updated more than 1 year ago
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Created by gina_evans0312 about 10 years ago
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Resource summary

Heart Rate Muscle Contraction
  1. 1) Action potential opens Na+ channels
    1. Membrane depolarises and opens Ca2+ channels
      1. Sarc. Reticulum opens and Ca2+ floods cytoplasm
        1. Ca2+ binds to troponin, allowing muscle to contract
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