Which of the following characteristics is not true of excitatory postsynaptic potentials and inhibitory
postsynaptic potentials?
a. They may both be summed spatially or temporally.
b. Both EPSPs and IPSPs are graded potentials.
c. IPSPs cancel the effects of some of the EPSPs.
d. Each EPSP or IPSP affects the membrane potential of the neuron.
e. They both represent an all-or-none response
E
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