Propagation of an Action Potential

Item #2 of 10

The absolute refractory period occurs _________________.

prior to the onset of an action potential;

while an action potential is in progress;

during the rising phase of an action potential;

after the completion of an action potential;

both the alternatives b and c are correct;

CORRECT - Yes, the absolute refractory period occurs after the action has begun and in particular during its rising phase of depolarization.

[Review Part 1 of the tutorial] [Review Part 2 (Matching) of the tutorial]


		prior to the onset of an action potential;
		while an action potential is in progress;
		during the rising phase of an action potential;
		after the completion of an action potential;
		both the alternatives b and c are correct;