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Q. |
The action potential: |
A. | is always monophasic |
B. | has an absolute refractory period lasting to the start of the after depolarisation |
C. | has a relative refractory period lasting until repolarisation is complete |
D. | requires opening of voltage gated Na+ channels |
E. | results in ↓ K+ conductance |
Answer» D. requires opening of voltage gated Na+ channels |
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