A Postsynaptic Neuron Will Have an Excitatory Postsynaptic Potential (EPSP)when

Multiple Choice

A postsynaptic neuron will have an Excitatory Postsynaptic Potential (EPSP) when

A) chemically-regulated potassium channels are open and potassium is diffusing out of the cell.
B) more calcium ions than usual diffuse into the neuron.
C) chemically-regulated sodium channels are open and sodium is diffusing into the cell.
D) the neuron is hyperpolarized.
E) more potassium ions than usual diffuse out of the neuron.