adjective
- relating to or occurring in the part of a nerve cell that releases neurotransmitters before the synapse
Usage: medical; neuroscience
Examples
- The presynaptic neuron releases chemicals into the synaptic cleft.
- Presynaptic terminals contain vesicles filled with neurotransmitters.
- The drug blocks presynaptic calcium channels.
- Researchers studied presynaptic activity in the brain tissue.
- Presynaptic inhibition reduces the release of neurotransmitters.
- The presynaptic membrane fuses with synaptic vesicles during transmission.