If you add a drug that causes the voltage gated Na+ channel to take a longer time to inactivate, which of the following would you expect to observe? AP = action potential. [Choose all that apply.]
Group of answer choices
A. The peak of the AP would be at an even more positive membrane potential than normal
B. The width of the AP would be thinner than normal.
C. An AP would fail to be initiated
D. The AP would now go in both directions down an axon.
E. The threshold potential would decrease compared to normal.
F. The peak of the AP would be at a positive membrane potential closer to zero than normal
Answer(s):
A. The peak of the AP would be at an even more positive membrane potential than normal
B. The width of the AP would be thinner than normal.
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