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Question
Which phases of the action potential represent the absolute refractory period?I. Phase 0
II. Phase 1
III. Phase 2
IV. First half of Phase 3
V. First half of Phase 4
a. I, II, III, and IV only
b. I, II, and III only
c. IV and V only
d. II, III, and IV only
Answer
This answer is hidden. It contains 321 characters.
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