Which of the Following Is the Most Direct Result of Depolarising

question 9

Multiple Choice

Which of the following is the most direct result of depolarising the presynaptic membrane of an axon terminal?

• A) Voltage-gated calcium channels in the membrane open.
• B) Synaptic vesicles fuse with the membrane.
• C) Ligand-gated channels open, allowing neurotransmitters to enter the synaptic cleft.
• D) An EPSP or IPSP is generated in the postsynaptic cell.

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