When Several IPSPs Arrive at the Axon Hillock Rapidly in Sequence

question 73

Multiple Choice

When several IPSPs arrive at the axon hillock rapidly in sequence from a single dendritic location, hyperpolarizing the postsynaptic cell more and more and thus preventing an action potential, this is an example of

• A) temporal summation.
• B) spatial summation.
• C) tetanus.
• D) the refractory state.
• E) an action potential with an abnormally high peak of depolarization.