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

question 27

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.

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