2C. Chemical Neurotransmission at a snyapse

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Last updated 3:08 AM on 9/21/26
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4 Terms

1
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<p>What is happening at 1?</p>

What is happening at 1?

Action Potential depolarizes axon terminal

<p><span style="font-family: &quot;Times New Roman&quot;;"><strong>Action Potential depolarizes axon terminal</strong></span></p>
2
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<p>What is happening at 2?</p>

What is happening at 2?

This opens voltage-gated Ca2+ channels, and Ca2+ enters the cell

<p><span style="font-family: &quot;Times New Roman&quot;;"><strong>This opens voltage-gated Ca<sup>2+ </sup>channels, and Ca<sup>2+</sup> enters the cell</strong></span></p>
3
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<p>What is happening at 3?</p>

What is happening at 3?

Triggers exocytosis of synaptic vesicle content

<p><span style="font-family: &quot;Times New Roman&quot;;"><strong>Triggers exocytosis of synaptic vesicle content</strong></span></p>
4
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<p>What is happening at 4?</p>

What is happening at 4?

 Neurotransmitter diffuses across synaptic cleft and binds with receptors on the post-synaptic cell.