Which of the Following Places the Listed Events of Chemical

question 26

Multiple Choice

Which of the following places the listed events of chemical synapse transmission in the correct order?
1-Ca²⁺ enters axon terminal.
2-Ligand-gated ion channels open in postsynaptic membrane.
3-Neurotransmitter binds to postsynaptic receptor.
4-Action potential reaches axon terminal of presynaptic neuron.
5-Neurotransmitter released by exocytosis.

• A)4, 5, 2, 3, 1
• B)4, 1, 5, 3, 2
• C)4, 1, 3, 5, 2
• D)4, 5, 1, 3, 2