When a Neurotransmitter Binds to Its Receptor and Increases the Permeability

question 123

Multiple Choice

When a neurotransmitter binds to its receptor and increases the permeability of the postsynaptic membrane to Na⁺,

• A) the membrane will be hyperpolarized.
• B) more Cl⁻ will also diffuse into the cell.
• C) an excitatory postsynaptic potential (EPSP) will result.
• D) the membrane will become impermeable to K⁺.
• E) Na⁺ diffuses out of the cell.

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