When a neurotransmitter causes the opening of chemically gated potassium channels on the postsynaptic cell, the postsynaptic potential that results is an
A. EPSP, which is a hyperpolarization
B. IPSP, which is a hyperpolarization.
C. EPSP, which is a depolarization.
D. IPSP, which is a depolarization.
Answer: B
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