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Synaptic vesicle

Definition

noun, plural: synaptic vesicles

(neurobiology) Any of the intracellular, membrane-bound compartments with diameter ranging from 20 to 65 nm, with transmitter molecules inside, and occur in (presynaptic) axon terminals of neuron,


Supplement

The synaptic vesicles take and store neurotransmitters. When an action potential reaches the axon terminal, the synaptic vesicle fuses its membrane with the presynaptic membrane of the axon terminal to release the neurotransmitter at the synapse.


Synonym(s):


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Calcium ions

That is very inaccurate. The actual mechanism is something like this: a synaptic vesicle needs to fuse with the plasma membrane in order for the neurotransmitter to be released ...

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by MrMistery
Fri Nov 28, 2008 4:14 pm
 
Forum: Human Biology
Topic: Calcium ions
Replies: 2
Views: 3803

SNARE question, NO this is not my homework...

... in any number of things including, but certainly not limited to, synaptic vesicle release.

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by blcr11
Wed Apr 04, 2007 8:50 pm
 
Forum: Cell Biology
Topic: SNARE question, NO this is not my homework...
Replies: 1
Views: 1138


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