Which One of the Following Events Associated with the Transmission

question 105

Multiple Choice

Which one of the following events associated with the transmission of an impulse across a synapse occurs last?

• A) Action potential arrives at an axon bulb.
• B) Neurotransmitter is released into the synaptic cleft.
• C) Chemically gated channels for sodium open.
• D) Calcium diffuses into an axon bulb.
• E) Neurotransmitter binds to receptors on the postsynaptic membrane.

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