Select all that applyThe phases of the action potential include Blank______.Multiple select question.thresholddepolarizationresting phaserepolarization

Which of the following is NOT one of the phases of an action potential?Multiple choice question.AfterpotentialHyperpotentialRepolarizationDepolarization

Select all that applyOnce a cell's threshold has been reached Blank______.Multiple select question.the sodium voltage-gated channels close rapidlythe sodium voltage-gated channels open rapidlythe repolarization phase beginsthe potassium voltage-gated channels close rapidlythe depolarization phase begins

When the voltage-gated potassium channels open, a large number of potassium ions Blank______ the cell, resulting in the Blank______ phase of the action potential.Multiple choice question.exit, depolarizationexit, repolarizationenter, depolarizationenter, repolarization

Check all of the factors that are necessary for an action potential to occur.Check All That ApplyAfterpotentials               AfterpotentialsDepolarizationDepolarizationGraded potentialsGraded potentialsHyperpolarizationHyperpolarizationRepolarization RepolarizationReaching thresholdReaching threshold

During the _________blank phase, the inside of the cell becomes positively charged, and during the _________blank phase, the membrane potential returns to its resting value.Multiple Choicerepolarization; depolarizationpolarization; restingdepolarization; repolarizationactive; resting